# Pixellize

> Pixellize is a free collection of 231+ in-browser tools for image editing, PDF processing, SEO auditing, developer utilities, calculators, and file conversion. Every tool runs entirely in your browser tab using JavaScript. No signup, no upload to a server, no watermark, and no usage limit. Your files never leave your device.

## License and attribution

- License: RSL-1.0 (Robots Standard License). Quoting brief passages for AI-assistant answers is permitted with attribution to pixellize.io.
- Privacy: All tools run client-side; user data is never uploaded to a Pixellize server.
- Brand: Pixellize is run by Simranjit Kaur, founded 2024.
- Contact: contact@pixellize.io
- Updated: 2026-08-25

## About Pixellize

- 231+ free in-browser tools across six categories: PDF, image, SEO, developer, calculators, and file utilities.
- Every tool processes files locally using the browser's FileReader, Canvas, Web Crypto, and WebAssembly APIs. No server-side upload step.
- No signup, no account, no email required, no daily usage cap, no watermark on output.
- Works on Chrome, Edge, Firefox, Safari, Brave, and Arc on Windows, macOS, Linux, Android, and iOS.
- Three companion plugins on the WordPress.org directory: Pixellize Site Issue Scanner, Pixellize Image Optimizer, Pixellize Form Database.
- Independent project, no investor pressure, no paid tier, free version is the full version.

## Tools

Canonical catalog: https://pixellize.io/tools/  
Tools grouped by category. Each link below points to the dedicated tool page where the tool runs entirely in the browser.

### Image tools (65)

- [Add Drop Shadow to Image](https://pixellize.io/add-drop-shadow-to-image/): Add a drop shadow that follows PNG transparency and download the result. In your browser.
- [Add Image Border](https://pixellize.io/add-image-border/): Add a colored border to any image, free and right in your browser.
- [Add Name and Date on Photo](https://pixellize.io/add-name-and-date-on-photo/): Add a name and date to a photo online, free. Set the size and color, keep it private in your browser, and download in one click.
- [Add Text to Image](https://pixellize.io/add-text-to-image/): Add text to any image online, free. Choose fonts, colors, and outline, then download a PNG.
- [Add Watermark to Image Online Free](https://pixellize.io/watermark-image/): Add a text or logo watermark to your photos online, free and right in your browser.
- [Aspect Ratio Calculator](https://pixellize.io/aspect-ratio-calculator/): Work out aspect ratios and resize dimensions while keeping the ratio.
- [Base64 to Image](https://pixellize.io/base64-to-image/): Decode a Base64 string or data URI back into an image and download it.
- [Blur Face Online](https://pixellize.io/face-blur/): Blur or pixelate a face in any photo to protect privacy, free and in your browser.
- [Blur Image Background Online Free](https://pixellize.io/blur-image-background/): Blur the background of any photo while keeping the subject sharp, free.
- [Bulk Image Resizer Online Free](https://pixellize.io/bulk-image-resizer/): Resize many images at once by size or percentage and download them as a ZIP.
- [Circle Crop Image Online Free](https://pixellize.io/circle-crop/): Crop any image into a perfect circle with a transparent background, free online.
- [Color Contrast Checker](https://pixellize.io/color-contrast-checker/): Check color contrast ratio against WCAG AA and AAA, with a live preview.
- [Color Converter Online Free](https://pixellize.io/color-converter/): Convert colors between hex, RGB, HSL, CMYK and named formats instantly, free.
- [Color Palette Generator Online Free](https://pixellize.io/color-palette-generator/): Generate beautiful five color palettes with seven harmony rules and copy hex codes.
- [Convert Image to Black and White Online](https://pixellize.io/black-and-white/): Convert a color photo to black and white with full control, then download it.
- [Crop Image Online Free](https://pixellize.io/crop-image/): Crop any image to any size or aspect ratio, free and in your browser.
- [DPI Converter](https://pixellize.io/dpi-converter/): Change the DPI of any image to 72, 300, or any value, free online.
- [Dummy Images Generator](https://pixellize.io/dummy-images-generator/): Generate dummy images at any size, or hotlink a live placeholder URL anywhere.
- [EXIF Viewer](https://pixellize.io/exif-viewer/): View the EXIF metadata a photo carries, including camera, settings, and GPS.
- [Favicon Generator](https://pixellize.io/favicon-generator/): Create every favicon size from one image, plus a multi-resolution .ico bundle.
- [Flip Image Online Free](https://pixellize.io/flip-image/): Flip images horizontally or vertically to create mirror copies, fast and free.
- [GIF to JPG Converter Online Free](https://pixellize.io/gif-to-jpg/): Extract every frame of an animated GIF as separate JPG images, free.
- [GIF to PNG Converter Online Free](https://pixellize.io/gif-to-png/): Extract every frame of an animated GIF as separate transparent PNG files.
- [GIF to WebP Converter Free Online Tool](https://pixellize.io/gif-to-webp/): Free GIF to WebP converter that runs in your browser. Keeps animation, no upload, no watermark, smaller files for faster loading.
- [HEIC to JPG](https://pixellize.io/heic-to-jpg/): Convert iPhone HEIC and HEIF photos to JPG or PNG, in batches.
- [Image Color Picker Online Free](https://pixellize.io/image-color-picker/): Pick any color from an uploaded image and copy hex, RGB, HSL.
- [Image Compressor](https://pixellize.io/image-compressor/): Compress JPEG, PNG, WebP, and GIF images up to 80% smaller with no visible quality loss. Batch support, free.
- [Image Converter](https://pixellize.io/image-converter/): Convert images between 13+ formats including PNG, JPG, WebP, AVIF, and ICO. Batch upload, ZIP download, free.
- [Image DPI Checker](https://pixellize.io/dpi-checker/): Check the DPI of any image and see if it is ready for print or screen.
- [Image Extractor](https://pixellize.io/image-extractor/): Extract all images from any webpage URL with one click, fast and free.
- [Image Placeholder Generator](https://pixellize.io/image-placeholder-generator/): Generate a BlurHash, a base64 LQIP, and the average color for lazy loading.
- [Image Splitter Online Free](https://pixellize.io/image-splitter/): Split an image into a grid of PNG tiles and download them as one ZIP.
- [Image to ASCII Art](https://pixellize.io/image-to-ascii-art/): Convert an image into ASCII text art, then copy it or save it as a PNG.
- [Image to Base64](https://pixellize.io/image-to-base64/): Convert an image to a Base64 data URI and copy a ready CSS, HTML, or Markdown snippet.
- [Image to GIF Maker Online Free](https://pixellize.io/image-to-gif/): Combine multiple still images into one animated GIF file, fast and free.
- [Image to ICO](https://pixellize.io/image-to-ico/): Convert an image into a multi-size .ico file with the sizes you choose.
- [Image to Pixel Art](https://pixellize.io/image-to-pixel-art/): Turn any photo into retro 8-bit pixel art and download it as a PNG.
- [Image to SVG Converter](https://pixellize.io/svg-converter/): Convert JPG, PNG, WebP raster images into editable SVG vector files, free.
- [Image to Text (OCR)](https://pixellize.io/image-to-text/): Extract editable text from any image with OCR, fast and accurate online.
- [Image Upscaler](https://pixellize.io/image-upscale/): Upscale images 2x, 4x, 8x, or any custom factor, fully in your browser. JPG, PNG, WebP, GIF. Free, no upload.
- [Increase Image Quality Online Free](https://pixellize.io/increase-image-quality/): Sharpen and enhance image quality with one click, no skill required.
- [Increase Image Size in KB](https://pixellize.io/increase-image-size-in-kb/): Increase an image file size in KB to pass a minimum-size form requirement.
- [Invert Image Colors Online Free](https://pixellize.io/invert-image/): Invert the colors of a photo for a film-negative effect and download as PNG.
- [Join Images Online Free](https://pixellize.io/join-images-online/): Combine multiple images into one, vertically or horizontally, and download a PNG.
- [JPG Converter](https://pixellize.io/jpg-converter/): Convert any image into compressed JPG format for sharing and uploads, free.
- [Merge Photo and Signature](https://pixellize.io/merge-photo-and-signature/): Merge photo and signature into one image for SSC, IBPS, UPSC and other exam forms. Exact px and KB output, free.
- [Photo Collage Maker](https://pixellize.io/photo-collage-maker/): Build a grid photo collage, pick a layout, add photos, and download.
- [Photo Editor Online Free - Crop, Rotate, Adjust, Filters](https://pixellize.io/photo-editor/): Crop, rotate, flip and apply filters to any photo in your browser, free.
- [Photo Effects Editor Online](https://pixellize.io/photo-effects/): Add one-click filters and effects to a photo and download the result as a PNG.
- [Photo to Sketch](https://pixellize.io/photo-to-sketch/): Convert a photo into a pencil, charcoal, or colored sketch and download it. In your browser.
- [Pixelate Face Online](https://pixellize.io/pixelate-face/): Pixelate or blur a face in any photo to protect privacy, free and in your browser.
- [PNG Converter](https://pixellize.io/png-converter/): Convert any image into PNG format with transparency support, free online.
- [Profile Photo Maker Free Online](https://pixellize.io/profile-photo-maker/): Build a profile photo for LinkedIn, X, Instagram, and Discord. AI background swap, custom color, blur, or B&W. Circle or square shape, border ring, free.
- [Reduce Image Size in KB](https://pixellize.io/reduce-image-size-in-kb/): Reduce image size to an exact KB target like 20 KB or 50 KB for exam forms and portals. Free, no upload.
- [Resize Image in CM Online Free](https://pixellize.io/resize-image-in-cm/): Resize an image to exact cm dimensions at 200 DPI and hit a target KB size.
- [Resize Image in Inches Online Free](https://pixellize.io/resize-image-in-inch/): Resize an image to exact inch dimensions at 200 DPI and hit a target KB size.
- [Resize Image in MM Online Free](https://pixellize.io/resize-image-in-mm/): Resize an image to exact mm dimensions at 200 DPI and hit a target KB size.
- [Resize Image in Pixels or KB](https://pixellize.io/image-resize/): Resize an image to exact pixel dimensions and a target KB, free in your browser.
- [Resize Image to 3.5cm x 4.5cm (35x45mm) Passport Photo](https://pixellize.io/resize-image-to-3-5cmx4-5cm/): Resize a photo to 3.5x4.5 cm (35x45mm) passport size, 413x531 px at 300 DPI, for Indian passport, visa, and exam forms.
- [Resize Signature Image](https://pixellize.io/resize-signature/): Resize a signature to exact pixel or cm dimensions and an exact file size in KB.
- [Rotate Image Online Free](https://pixellize.io/image-rotator/): Rotate, flip, and straighten an image, then download it as a PNG.
- [Social Media Image Resizer](https://pixellize.io/social-media-image-resizer/): Resize one image into ready sizes for every social platform and download them.
- [Video to GIF](https://pixellize.io/video-to-gif/): Convert a video clip to an animated GIF, with trim, frame rate, and size.
- [WEBP Converter](https://pixellize.io/webp-converter/): Convert images to modern WebP format for faster website loading, free.
- [Website Color Palette Extractor](https://pixellize.io/website-color-palette-extractor/): Free website color palette extractor. Paste any URL, get the dominant colors as HEX, RGB, HSL, CSS, or Tailwind.

### PDF tools (35)

- [Add Page Numbers to PDF](https://pixellize.io/add-page-numbers-to-pdf/): Add page numbers to any PDF with live preview: 9 positions, custom formats, start number, font and color. Free.
- [Add Watermark to PDF Online Free](https://pixellize.io/add-watermark-to-pdf/): Add a text watermark to every page of a PDF and download it, free.
- [Compare PDF](https://pixellize.io/compare-pdf/): Compare two PDFs page by page and highlight what changed.
- [Compress PDF](https://pixellize.io/compress-pdf/): Compress PDF to the exact KB size you type, with text kept sharp. Free, no upload.
- [Crop PDF](https://pixellize.io/crop-pdf/): Trim PDF margins with a live preview, applied to every page.
- [Delete Pages from PDF](https://pixellize.io/delete-pages-from-pdf/): Delete pages from a PDF by clicking thumbnails, then download the cleaned file.
- [DOCX Viewer](https://pixellize.io/docx-viewer/): View DOCX and PDF files online. Opens your document as pages in the browser, private and free, with no sign up.
- [Excel to PDF Converter](https://pixellize.io/excel-to-pdf/): Convert Excel XLS and XLSX spreadsheets to clean PDF documents, free online.
- [Extract Pages from PDF](https://pixellize.io/extract-pages-from-pdf/): Select pages to keep from a PDF and save them as a new file.
- [Flatten PDF](https://pixellize.io/flatten-pdf/): Make PDF form fields and annotations permanent so they can no longer be changed.
- [Grayscale PDF](https://pixellize.io/grayscale-pdf/): Convert a color PDF to grayscale, with a live preview and quality control.
- [Images to PDF](https://pixellize.io/images-to-pdf/): Free Image to PDF converter. Combine JPG, PNG, WebP, HEIC, and other images into a single PDF in your browser. No signup, no watermark.
- [Markdown to PDF](https://pixellize.io/markdown-to-pdf/): Turn Markdown into a clean, selectable-text PDF with a live preview.
- [Merge PDF](https://pixellize.io/merge-pdf/): Merge multiple PDF files into one, with drag-to-reorder and live preview. 100% in your browser, free.
- [N-up PDF](https://pixellize.io/n-up-pdf/): Put multiple PDF pages on one sheet, 2-up, 4-up, and more, with a live preview.
- [Organize PDF Pages](https://pixellize.io/organize-pdf-pages/): Drag to reorder, rotate, and remove PDF pages, then save a new PDF.
- [PDF Image Extractor](https://pixellize.io/pdf-image-extractor/): Extract every image from any PDF file as separate downloadable PNGs, free.
- [PDF Info Viewer](https://pixellize.io/pdf-info-viewer/): View PDF properties: page count, page sizes, fonts, and producer.
- [PDF Metadata Editor](https://pixellize.io/pdf-metadata-editor/): View, edit, or clear a PDF's title, author, keywords, and other metadata.
- [PDF Reader](https://pixellize.io/pdf-reader/): Read and view any PDF file directly in your browser, no install.
- [PDF to Excel](https://pixellize.io/pdf-to-excel/): Convert PDF tables into an editable Excel (.xlsx) or CSV file, free and in your browser.
- [PDF to Image](https://pixellize.io/pdf-to-image/): Convert PDF pages to JPG, PNG or WebP images in any resolution, free.
- [PDF to Text](https://pixellize.io/pdf-to-text/): Extract text from a PDF and copy it or download it as a .txt file.
- [PDF to Word](https://pixellize.io/pdf-to-word/): Convert a PDF into an editable Word (.docx) file in your browser. Keeps images, tables, and layout, and your file never leaves your device.
- [PDF to ZIP Online Free](https://pixellize.io/pdf-to-zip/): Compress and convert PDF files into a ZIP archive for easy sharing.
- [Protect PDF with Password](https://pixellize.io/protect-pdf/): Password protect a PDF with AES-128 encryption, fully in your browser. No upload, no signup, free.
- [Redact PDF](https://pixellize.io/redact-pdf/): Black out text and areas in a PDF and download a flattened copy. In your browser.
- [Resize PDF](https://pixellize.io/resize-pdf/): Scale PDF pages to A4, Letter, Legal, A3, and more sizes.
- [Rotate PDF](https://pixellize.io/rotate-pdf/): Rotate PDF pages 90, 180 or 270 degrees and save the new file.
- [Sign PDF Online in Your Browser](https://pixellize.io/sign-pdf/): Sign any PDF in your browser. Draw, type, or upload a signature, drag it on the page, then download. No upload, no signup, no watermarks.
- [Split PDF Locally in Your Browser](https://pixellize.io/split-pdf/): Split a PDF into multiple files by page range, by chunks, or by single pages. 100% in-browser, no upload, no signup.
- [Twitter Threads to PDF](https://pixellize.io/twitter-threads-to-pdf/): Paste a Twitter or X post link to view it and save it as a PDF, with images. Public posts, in your browser.
- [TXT to PDF Converter](https://pixellize.io/txt-to-pdf/): Convert plain text TXT files to clean PDF documents, fast and free.
- [Unlock PDF Password](https://pixellize.io/unlock-pdf/): Free PDF Unlocker. Remove PDF password protection 100% in your browser. No upload, no signup, no watermark.
- [Word to PDF](https://pixellize.io/word-to-pdf/): Convert a Word .docx document to a PDF with selectable text. In your browser.

### SEO tools (42)

- [.htaccess Redirect Generator](https://pixellize.io/htaccess-redirect-generator/): Generate 301 / 302 redirect rules for Apache .htaccess or Nginx.
- [Broken Image Checker](https://pixellize.io/broken-image-checker/): Find broken images on any page or whole website. Status codes, alt text, CSV export. Free, no signup.
- [Broken Link Checker Online Free](https://pixellize.io/broken-link-checker/): Find broken 404 links on any page or whole site, free instant scan with CSV and JSON export, no signup.
- [Campaign URL Builder](https://pixellize.io/campaign-url-builder/): Build UTM tracking links for Google Analytics with a live preview. Correctly encoded, free, no signup.
- [Canonical URL Checker](https://pixellize.io/canonical-url-checker/): Free Canonical URL Checker and canonical tag validator. Check any page for self-referencing, missing, or cross-domain canonicals in HTTP and HTML.
- [Domain Age Checker Online Free](https://pixellize.io/domain-age-checker/): Check how old any domain is: registration date, expiry, registrar, and name servers from live registry data. Free.
- [Google Review Calculator](https://pixellize.io/google-review-calculator/): Calculate how many five star reviews you need to reach a target rating.
- [H1 Checker](https://pixellize.io/h1-checker/): Check any page for missing, duplicate, or empty H1 tags. See the exact text and get fix recommendations. Free.
- [Heading Tags Checker](https://pixellize.io/heading-tags-checker/): Audit H1 to H6 heading hierarchy on any webpage for SEO best practices.
- [Hreflang Generator](https://pixellize.io/hreflang-generator/): Generate hreflang tags in HTML, XML sitemap, and HTTP header formats.
- [HTML Lang Attribute Checker](https://pixellize.io/html-lang-attribute-check/): Check the HTML lang attribute on any webpage for accessibility and SEO.
- [Image Alt Text Checker: Find Missing and Empty Alt Tags](https://pixellize.io/image-alt-checker/): Audit every image alt attribute on any webpage URL for SEO accessibility.
- [Image Sitemap Generator](https://pixellize.io/image-sitemap/): Generate XML image sitemap for any website to help Google index pictures.
- [Keyword Density Checker Online Free - URL & Text Analysis](https://pixellize.io/keyword-density-checker/): Check keyword density on any URL or pasted text with stop word filter.
- [Link Finder](https://pixellize.io/link-finder/): Extract all internal and external links from any webpage URL, free instant.
- [LLMS.txt Generator](https://pixellize.io/llms-txt-generator/): Generate llms.txt file for your website to guide AI crawlers, free instant.
- [Meta Tag Generator](https://pixellize.io/tag-generator/): Generate clean HTML and meta tags from your inputs, copy ready code.
- [Meta Tags Analyzer](https://pixellize.io/meta-tags-analyzer/): Analyze title, description, keywords and Open Graph meta tags on any URL.
- [Meta Viewport Checker](https://pixellize.io/viewport-checker/): Check viewport meta tag on any URL for proper mobile responsive setup.
- [Noindex Checker](https://pixellize.io/noindex-checker/): Check if a webpage has a noindex tag blocking search engines, free.
- [Open Graph Checker](https://pixellize.io/open-graph-checker/): Check Open Graph meta tags on any URL to preview Facebook, LinkedIn shares.
- [Open Graph Tag Generator](https://pixellize.io/open-graph-generator/): Generate Open Graph meta tags with a live social share preview.
- [Reading Time Calculator](https://pixellize.io/reading-time-calculator/): Estimate reading time and speaking time from any text, with live word stats.
- [Redirect Chain Checker](https://pixellize.io/redirect-chain-checker/): Trace every 301 and 302 redirect hop for any URL to spot loss.
- [Robots.txt Checker](https://pixellize.io/robots-txt-checker/): Verify robots.txt rules and crawler permissions on any website URL, free.
- [Robots.txt Generator](https://pixellize.io/robots-txt-generator/): Build a robots.txt file with crawler rules, AI-bot blocks, and sitemaps.
- [Schema Markup Generator](https://pixellize.io/schema-markup-generator/): Generate JSON-LD structured data for 9 common schema types.
- [SEO Checker Online Free](https://pixellize.io/seo-checker/): Run a full SEO audit on any webpage URL with detailed scoring, free.
- [SEO Compare Online Free](https://pixellize.io/seo-compare/): Compare SEO of two webpage URLs side by side for competitive analysis.
- [SERP Snippet Preview](https://pixellize.io/serp-snippet-preview/): Preview your Google search snippet with pixel and character counters.
- [Sitemap Finder Free Online Tool](https://pixellize.io/sitemap-finder/): Find the XML sitemap location for any website automatically, free instant.
- [SSL Certificate Checker Online Free](https://pixellize.io/ssl-checker/): Check the SSL certificate of any domain for issuer, expiry and SAN list.
- [Text to HTML Ratio Checker](https://pixellize.io/text-to-html-ratio/): Check how much of a web page is text versus HTML code.
- [Title & Meta Description Checker Free Online Tool](https://pixellize.io/title-description-checker/): Check title and meta description length and content on any webpage URL.
- [Twitter Card Generator](https://pixellize.io/twitter-card-generator/): Generate Twitter / X card meta tags with a live preview of the share card.
- [URL Slug Generator](https://pixellize.io/slug-generator/): Convert any text into a clean SEO friendly URL slug instantly, free.
- [Video Sitemap Generator](https://pixellize.io/video-sitemap-generator/): Free Video Sitemap Generator. Crawl any site, detect YouTube, Vimeo, HTML5 embeds, export Google-compliant XML sitemap.
- [Website Email Finder](https://pixellize.io/website-email-finder/): Free Email Extractor from URL. Paste any website link, crawl every contact page, export emails as CSV. No signup.
- [Website Page Size Checker](https://pixellize.io/website-page-size-checker/): Check the total page size and load weight of any website URL.
- [Word Counter Online Free](https://pixellize.io/word-counter/): Count words, characters, sentences and reading time live as you type, free.
- [XML Sitemap Generator](https://pixellize.io/sitemap-generator/): Generate XML sitemap from any website URL to improve search engine indexing fast.
- [YouTube Tags Extractor](https://pixellize.io/youtube-tags-extractor/): Extract tags from any YouTube video. Tag count, character budget, copy as comma-separated or one per line. Free.

### Developer tools (32)

- [.gitignore Generator](https://pixellize.io/gitignore-generator/): Pick your stack and get a clean, combined .gitignore to copy or download.
- [Barcode Generator](https://pixellize.io/barcode-generator/): Generate a Code 128, EAN, UPC, or Code 39 barcode and download it as PNG or SVG. In your browser.
- [Base64 Encode and Decode](https://pixellize.io/base64-encode-decode/): Encode and decode Base64 text, with URL-safe output and file encoding.
- [Box Shadow Generator](https://pixellize.io/box-shadow-generator/): Create CSS box-shadows visually and copy the code.
- [Calendar Link Generator Online Free](https://pixellize.io/calendar-link-generator/): Generate add-to-calendar links for Google, Outlook, Yahoo, AOL, and an .ics file with reminders and repeat. Free.
- [CSS Compressor Online Free](https://pixellize.io/css-compressor/): Live-compress CSS in your browser. Paste or upload, see savings as you type, copy or download the minified output. Nothing is uploaded.
- [CSS Gradient Generator](https://pixellize.io/css-gradient-generator/): Create CSS gradients visually and copy the ready code.
- [CSS Grid Generator Online Free](https://pixellize.io/css-grid-generator/): Free CSS grid generator drag and drop tool. Build grid layouts visually and copy production-ready code.
- [CSV to JSON Converter](https://pixellize.io/csv-to-json/): Convert CSV to JSON with quoted-field support, delimiter choice, and type parsing.
- [Diff Checker](https://pixellize.io/diff-checker/): Compare two texts and highlight the differences, side by side or inline.
- [Flexbox Generator](https://pixellize.io/flexbox-generator/): Create CSS flexbox layouts visually and copy the code.
- [Hash Generator](https://pixellize.io/hash-generator/): Generate MD5, SHA-1, SHA-256, SHA-384 and SHA-512 hashes from text or files, with hex / Base64 output and built-in verify.
- [HTML Formatter](https://pixellize.io/html-formatter/): Beautify or minify HTML with correct indentation, in your browser.
- [JS Minifier](https://pixellize.io/js-minifier/): Minify JavaScript to cut file size. Paste or upload, copy or download.
- [JSON Formatter, Validator, and Tree View](https://pixellize.io/json-formatter/): Format, minify, and validate JSON right in your browser. Tree view included. 100% private, no signup, no upload.
- [JSON to CSV Converter](https://pixellize.io/json-to-csv/): Convert JSON to CSV with nested flattening, delimiter choice, and live preview.
- [JSON to TypeScript](https://pixellize.io/json-to-typescript/): Turn JSON into TypeScript interfaces or types, with nested shapes handled.
- [JWT Decoder](https://pixellize.io/jwt-decoder/): Decode JWT header and payload, read claims, and verify HMAC signatures.
- [Mailto Link Generator Online Free](https://pixellize.io/mailto-link-generator/): Build properly encoded mailto URLs with To, Cc, Bcc, subject and body fields.
- [Mock Data Generator](https://pixellize.io/mock-data-generator/): Generate fake test data as JSON, CSV, or SQL with custom fields.
- [Number Base Converter](https://pixellize.io/number-base-converter/): Convert numbers between binary, octal, decimal, hex, and any base 2 to 36.
- [Regex Tester](https://pixellize.io/regex-tester/): Test regex with live match highlighting, capture groups, and replace.
- [SharePad - Online Notepad with Shareable Link](https://pixellize.io/sharepad/): Write rich text and share via short link without any account or signup.
- [SQL Formatter](https://pixellize.io/sql-formatter/): Beautify or minify SQL queries with keyword casing, in your browser.
- [SQLite Viewer](https://pixellize.io/sqlite-viewer/): Open a SQLite .db file, browse tables, run SQL queries, and export results.
- [SVG Optimizer](https://pixellize.io/svg-optimizer/): Clean and minify SVG code: strip metadata, trim decimals, see the size drop.
- [Unix Timestamp Converter](https://pixellize.io/unix-timestamp-converter/): Free Unix timestamp converter. Convert epoch time to a date and back, with auto-detected seconds, milliseconds, and microseconds.
- [URL Encode and Decode](https://pixellize.io/url-encode-decode/): Encode and decode URLs and query strings, with component and full modes.
- [UUID Generator](https://pixellize.io/uuid-generator/): Generate v4, v7, v1, and nil UUIDs in bulk, formatted and ready to copy.
- [What Is My Display Type](https://pixellize.io/what-is-my-display-type/): See your screen resolution, pixel ratio, color gamut and refresh rate, free.
- [What Is My IP Address](https://pixellize.io/what-is-my-ip/): Find your public IP address with country, city, ISP and ASN details.
- [XML Formatter](https://pixellize.io/xml-formatter/): Beautify or minify XML, check it is well formed, with highlighting.

### Social media tools (1)

- [Instagram Profile Picture Downloader](https://pixellize.io/instagram-profile-picture-downloader/): Download Instagram profile pictures in full HD quality, free and instant.

### File and archive tools (11)

- [Create RAR File Online Free](https://pixellize.io/create-rar-file/): Bundle multiple files into a RAR style archive in your browser instantly.
- [Create ZIP File](https://pixellize.io/create-zip-file/): Create a ZIP archive from multiple files in your browser, fast and free.
- [CSV Compressor](https://pixellize.io/csv-compressor/): Clean and compress a CSV into a smaller .gz or .zip file.
- [CSV Splitter](https://pixellize.io/csv-splitter/): Split a large CSV into smaller files by rows, file count, or a column value.
- [CSV Viewer & Editor](https://pixellize.io/csv-viewer-editor/): Open, view, sort, and edit a CSV file in a table, then download it again.
- [DOCX Image Extractor](https://pixellize.io/docx-image-extractor/): Extract all images from a Word .docx file and save them one by one or as a ZIP.
- [Excel Viewer and Editor](https://pixellize.io/excel-viewer-editor/): View and edit .xlsx, .xls, or .csv files in your browser, then download.
- [MP4 to MP3](https://pixellize.io/mp4-to-mp3/): Extract audio from MP4 video and save it as an MP3, with bitrate options.
- [P2P File Sharing](https://pixellize.io/file-sharing/): Share files with one link, straight from your browser. Encrypted, no upload, no server storage, no size cap.
- [RAR to ZIP Converter](https://pixellize.io/rar-to-zip/): Convert RAR archive files to ZIP format directly in your browser, free.
- [Unzip Files Online Free](https://pixellize.io/unzip-files-online/): Extract files from any ZIP archive in your browser, free and instant.

### Calculators and other utilities (21)

- [AdSense Calculator](https://pixellize.io/adsense-calculator/): Estimate Google AdSense earnings from your daily pageviews, CTR and CPC.
- [Age Calculator](https://pixellize.io/age-calculator/): Find your exact age in years, months, and days. Plus lifetime stats, zodiac, and next-birthday countdown.
- [BMI Calculator](https://pixellize.io/bmi-calculator/): Calculate your BMI in metric or imperial units. See the WHO category and healthy weight range for your height.
- [Case Converter](https://pixellize.io/case-converter/): Convert text between uppercase, lowercase, title case and sentence case, free.
- [Chrome Extension Icon Generator](https://pixellize.io/chrome-extension-icon-generator/): Generate Chrome extension icons in 16, 32, 48, 128 px from one image. ZIP with icons folder ready for manifest.json.
- [Discount Calculator Online Free](https://pixellize.io/discount-calculator/): Quick discount calculator: pick a percent (5% to 80%), see original, savings, and final price. Standard or Reverse mode. Live in your browser, no signup.
- [EMI Calculator](https://pixellize.io/emi-calculator/): Calculate the monthly EMI, total interest, and total payment for a home, car, or personal loan.
- [Emoji Picker](https://pixellize.io/emoji-picker/): Search, browse, and copy emojis by category in one click.
- [Fake Tweet Generator](https://pixellize.io/fake-tweet-generator/): Create a realistic tweet / X post mockup image for blogs and slides.
- [GST Calculator Online Free](https://pixellize.io/gst-calculator/): Quick GST calculator: add or remove GST, see CGST/SGST/IGST breakdown, switch between INR, AUD, CAD, SGD, NZD, GBP. Works in your browser, no signup.
- [Love Calculator](https://pixellize.io/love-calculator/): Calculate love compatibility percentage between two names with a fun romance test.
- [Online Signature Generator Free](https://pixellize.io/generate-signature/): Type or draw your signature and download it as a transparent PNG or SVG, free.
- [Password Generator](https://pixellize.io/password-generator/): Generate strong random passwords with custom length and symbol options, free.
- [QR Code Generator](https://pixellize.io/qrcode-generator/): Generate QR codes for URLs, text, WiFi, vCard and more with colors.
- [QR Code Scanner](https://pixellize.io/qr-code-scanner/): Upload an image of a QR code and read the link or text inside it.
- [Shopify Theme Detector](https://pixellize.io/shopify-theme-detector/): Detect the Shopify theme on any store URL with one click, free.
- [Speech to Text](https://pixellize.io/speech-to-text/): Convert your voice into editable text using your browser microphone, free instant.
- [Text to Link Converter Online Free](https://pixellize.io/text-to-link-converter/): Convert URLs in plain text to clickable HTML, Markdown, or BBCode links. Detects emails too. Live preview, copy or save, no upload, no signup.
- [Website Clone](https://pixellize.io/website-clone/): Save a full website to a ZIP, HTML, CSS, JS, images, and fonts, ready to open offline.
- [WordPress Theme Detector](https://pixellize.io/wordpress-theme-detector/): Detect the WordPress theme and plugins of any website. Theme name, version, author, child themes, and screenshots, free.
- [YouTube Thumbnail Downloader](https://pixellize.io/youtube-thumbnail-downloader/): Free YouTube Thumbnail Downloader. Download YouTube thumbnails in HD, Full HD, and 4K from any video or Shorts URL. One click, no watermark.

## Blog

Long-form guides on how to use the tools, the math or concepts behind them, and adjacent topics. Canonical index: https://pixellize.io/blog/

- [How to Blur a Photo Background Online (Step by Step)](https://pixellize.io/blog/how-to-blur-photo-background) (2026-08-24): A plain, friendly guide to blurring the background of any photo. Free, no upload, works in your browser. Tips, limits, and answers to common questions.
- [How to Fix a Redirect Chain (Step by Step)](https://pixellize.io/blog/how-to-fix-a-redirect-chain) (2026-08-23): Redirect chains slow pages and leak SEO value. Learn how to find and fix a redirect chain step by step, with a free checker to trace every hop.
- [How to Open a DOCX File Without Word (Free, No Office)](https://pixellize.io/blog/how-to-open-a-docx-file-without-word) (2026-08-21): Free, fast ways to open and view a DOCX file without Microsoft Word, in your browser, on Windows, Mac, or your phone.
- [How to Add Date and Time to Photos (Free, Online)](https://pixellize.io/blog/how-to-add-date-and-time-to-photos) (2026-08-19): How to add date and time to photos free online. Custom font, color, and position. Overlay or white label layout. Works on phone and desktop, no install.
- [What Is Alt Text and Why It Matters for SEO and Accessibility](https://pixellize.io/blog/what-is-alt-text-and-why-it-matters) (2026-08-18): Alt text is the short text description of an image in HTML. It helps screen reader users, ranks your images on Google, and acts as a fallback when images fail to load. Practical guide with examples.
- [YouTube Thumbnail Size 2026: Every Video Type (Exact Dimensions)](https://pixellize.io/blog/youtube-thumbnail-size-2026-every-video-type) (2026-08-17): The YouTube thumbnail size in 2026 is 1280 by 720 pixels at a 16:9 aspect ratio for every video type, including standard videos, Shorts,…
- [How to Download a YouTube Video Thumbnail (5 Free Ways)](https://pixellize.io/blog/how-to-download-youtube-video-thumbnail) (2026-08-17): Learning how to download a YouTube video thumbnail looks like it needs a paid app, but it really doesn't. Every public YouTube video has…
- [How to Increase Image Size in KB for Online Forms](https://pixellize.io/blog/how-to-increase-image-size-in-kb) (2026-08-16): You filled the whole application form, clicked upload on your photo, and the portal threw an error: file size below minimum. Your photo is…
- [How to Scan a QR Code From a Screenshot (Any Device)](https://pixellize.io/blog/how-to-scan-a-qr-code-from-a-screenshot) (2026-08-14): Someone texts you a QR code. It sits there in your camera roll, a flat picture on the same screen you would normally point…
- [How to Remove Metadata From a Photo (Every Device, Free)](https://pixellize.io/blog/how-to-remove-metadata-from-a-photo) (2026-08-06): Snap a photo on your phone and you save more than the picture. Tucked inside the file is a quiet record: the exact GPS…
- [How to Find All Links on a Website (5 Methods)](https://pixellize.io/blog/how-to-find-all-links-on-a-website) (2026-08-03): Five ways to find all links on a website: browser console, Pixellize Link Finder, Chrome extension, Python, and wget. Pick the right one for your task.
- [How to Invert Image Colors Online (Free, No Photoshop)](https://pixellize.io/blog/how-to-invert-image-colors) (2026-07-30): How to invert image colors online in seconds, with per-channel control and a live preview. No Photoshop, no install, works on any device.
- [ZIP Extractor Online: How It Works and When to Use One](https://pixellize.io/blog/zip-extractor-online) (2026-07-27): How a ZIP extractor online opens archives in your browser, shows every file inside, and lets you download one file or all of them without any software or upload.
- [How to Open a ZIP File Online Without Any Software](https://pixellize.io/blog/how-to-open-a-zip-file-online) (2026-07-27): Open a ZIP file online in seconds, with no software and no upload. Preview the contents, grab one file or extract everything, on any device.
- [How to Pixelate a Face in a Photo (Free, No Upload)](https://pixellize.io/blog/how-to-pixelate-a-face-in-a-photo) (2026-07-25): Share a group photo, a rental listing, or a screenshot with a stranger in the background, and you just published someone's face to the…
- [How to Add a Watermark to Your Photos (Free, No Photoshop)](https://pixellize.io/blog/how-to-add-a-watermark-to-your-photos) (2026-07-24): Post a photo online and within minutes it can be screenshotted, cropped, and reposted with someone else's name on it. A watermark is the…
- [Word to PDF Converter Online Free: 7 Ways That Actually Work](https://pixellize.io/blog/word-to-pdf-converter-online-free) (2026-07-05): Most "free" Word to PDF sites are free the way a sample stand is free: two conversions, then a signup wall. Smallpdf caps free…
- [How to Convert JSON to a TypeScript Interface (3 Ways)](https://pixellize.io/blog/how-to-convert-json-to-typescript-interface) (2026-07-04): You hit an API, get back a blob of JSON, and now TypeScript is red-underlining every property because it has no idea what shape…
- [5 Best Google AdSense Alternatives in 2026 (After 2 Rejections)](https://pixellize.io/blog/best-google-adsense-alternatives) (2026-07-03): Google AdSense rejected my site twice for "low value content", and if you run a small or niche site, you may have hit the…
- [How to Open a CSV File Without Excel (5 Free Ways)](https://pixellize.io/blog/how-to-open-a-csv-file-without-excel) (2026-07-03): You double-click a CSV file and nothing good happens. Maybe it opens as a wall of commas in a text editor, or your computer…
- [How to Reduce Image Size in KB Without Losing Quality](https://pixellize.io/blog/how-to-reduce-image-size-in-kb) (2026-07-02): A government form rejects your photo because it must be under 50 KB. Your camera just handed you a 4 MB file. That gap…
- [How to Extract Pages from a PDF (4 Free Ways)](https://pixellize.io/blog/how-to-extract-pages-from-a-pdf) (2026-06-24): You have a 40-page report, but you only need to send pages 3 to 5. Emailing the whole thing is sloppy, and screenshotting each…
- [How to Extract Images from a Word Document (4 Easy Ways)](https://pixellize.io/blog/how-to-extract-images-from-a-word-document) (2026-06-23): You have a Word file packed with charts and photos, and you need those images as separate files. Copying each one and pasting it…
- [How to Edit a CSV File Online (No Excel Needed)](https://pixellize.io/blog/how-to-edit-a-csv-file-online) (2026-06-21): Open a CSV in the wrong program and it fights back. Double-click a file of customer IDs in a spreadsheet and watch 00042 turn…
- [.htaccess 301 Redirect: 8 Rules and a Free Generator](https://pixellize.io/blog/htaccess-301-redirect) (2026-06-19): Move a page without a redirect and you lose two things at once: the visitors who bookmarked it, and the Google ranking you spent…
- [PDF to JPG Converter in Your Browser, Private and Free](https://pixellize.io/blog/pdf-to-jpg-converter-browser-private) (2026-06-09): Convert PDF pages to JPG or PNG entirely inside your browser. No upload, no signup, no watermarks. Clear guide, tips, and answers to common questions.
- [How to Check the DPI of an Image (5 Easy Ways)](https://pixellize.io/blog/how-to-check-dpi-of-an-image) (2026-06-09): I once sent a photo to a print shop that looked perfect on my laptop, and it came back soft and pixelated. The file…
- [How to Extract Images From a PDF (5 Free Methods)](https://pixellize.io/blog/how-to-extract-images-from-pdf) (2026-06-08): The first time I needed a photo out of a PDF, I did the dumb thing: I took a screenshot, cropped it, and shipped…
- [How to Delete Pages from PDF Files on Any Device (Free)](https://pixellize.io/blog/how-to-delete-pages-from-pdf) (2026-06-07): A 40-page contract where only 12 pages matter. A scanned report with three blank pages in the middle. A bank statement where you only…
- [How to Merge Photo and Signature Into One Image for Online Forms](https://pixellize.io/blog/how-to-merge-photo-and-signature-online) (2026-06-05): You filled the whole application form, reached the upload step, and the portal rejected your files. Not because the photo was wrong. Because it…
- [YouTube Dislike Viewer & Checker: See Hidden Dislikes 2026](https://pixellize.io/blog/youtube-dislike-viewer-guide) (2026-06-05): YouTube hid public dislike counts in 2021. A youtube dislike viewer brings them back as community estimates. Here is how to use one in your browser, what it can and cannot do, and when the numbers ac…
- [How to Save Contact Form 7 Submissions to Database: 5 Methods](https://pixellize.io/blog/how-to-save-contact-form-7-submissions-to-database) (2026-06-03): Contact Form 7 has been the default WordPress contact form plugin since 2008. It now runs on over 5 million sites. But it has…
- [How GST Is Calculated in India: 5%, 12%, 18%, 28% Rates With Examples](https://pixellize.io/blog/how-gst-is-calculated-in-india) (2026-06-02): Last updated: June 2026 · Reading time: 9 min · Reviewed for accuracy by the Pixellize editorial team. For filing-specific guidance, always consult a…
- [10 Free Developer Tools Online You Can Run in Your Browser (No Signup, No Install)](https://pixellize.io/blog/free-developer-tools-online) (2026-06-02): Free developer tools online have quietly taken over a chunk of the desktop-utility workflow. The 2024 Stack Overflow Developer Survey showed 73% of developers…
- [How to Check the Title and Meta Description of Any Webpage (5 Methods)](https://pixellize.io/blog/how-to-check-title-and-meta-description) (2026-06-01): Your title tag and meta description are the two pieces of text Google shows in the search result before anyone clicks. Get them right…
- [How to Check the Heading Tag Structure of Any Webpage (5 Methods)](https://pixellize.io/blog/how-to-check-heading-tag-structure) (2026-05-31): Heading tags are the skeleton of a webpage. Search engines read them to understand topic hierarchy, screen readers use them to navigate, and AI…
- [How to Find What WordPress Theme a Website Is Using (5 Methods)](https://pixellize.io/blog/how-to-find-wordpress-theme-website-using) (2026-05-29): You found a WordPress site whose design you want to study, copy a pattern from, or pitch a redesign of. The next obvious question…
- [How to Pick a Color From Any Image (5 Methods, 2026)](https://pixellize.io/blog/how-to-pick-color-from-image) (2026-05-28): You spot a color in a photo, a logo, or a screenshot, and you need its exact value for your own design. This guide…
- [How to Save Contact Form 7, WPForms, and Ninja Forms Submissions in One Place (Free)](https://pixellize.io/blog/pixellize-form-database) (2026-05-27): If you run a WordPress site that uses Contact Form 7, WPForms, or Ninja Forms, here is a question worth asking: what happens to…
- [How to Find Broken Images on a WordPress Site (5 Methods)](https://pixellize.io/blog/how-to-find-broken-images-on-wordpress-site) (2026-05-27): Broken images on a WordPress site quietly eat into the trust readers place in your content. A missing thumbnail above the fold, a 404'd…
- [How to Submit a Video Sitemap to Google Search Console (2026 Guide)](https://pixellize.io/blog/how-to-submit-video-sitemap-to-google-search-console) (2026-05-25): If you have video content on your site, there is a real chance Google is missing most of it. Googlebot is good at finding…
- [Photo Size for Indian Government Online Forms (2026 Guide)](https://pixellize.io/blog/photo-size-for-indian-government-online-forms) (2026-05-23): Indian government online forms reject more applications for bad photo uploads than for missing documents. The reason is almost always the same: wrong pixel…
- [YouTube Channel Optimization: How to Grow Faster in 2026](https://pixellize.io/blog/youtube-channel-optimization) (2026-05-22): Most channels that stop growing are not failing because their content is bad. They are failing because the algorithm cannot tell who their videos…
- [Chrome Extension Icon Sizes: 16, 32, 48, and 128 Pixels Explained](https://pixellize.io/blog/chrome-extension-icon-sizes) (2026-05-20): Chrome extensions are deceptively picky about icons. The official manifest reference says only 128 is strictly required, but in practice you need four PNG…
- [How to Find the Canonical URL of Any Website (5 Methods, 2026)](https://pixellize.io/blog/how-to-find-canonical-url-of-any-website) (2026-05-17): To find the canonical URL of any website, view the page source (Ctrl+U or Cmd+Option+U) and search for "canonical". Look for a line like…
- [Best Image Format for Web 2026: WebP vs AVIF vs JPG vs PNG](https://pixellize.io/blog/best-image-format-for-web-2026-webp-vs-avif-vs-jpg-vs-png) (2026-05-16): The best image format for the web in 2026 is WebP for almost every site, with AVIF as the next-step upgrade for maximum compression…
- [Profile Picture Size 2026: PFP Chart for Every Platform](https://pixellize.io/blog/profile-picture-size-for-every-social-media-platform) (2026-05-15): Every social network shows your profile photo at a slightly different size. LinkedIn wants 400 by 400 pixels minimum. X allows a 2 MB…
- [How to Compress PDF Without Losing Quality, Step by Step](https://pixellize.io/blog/how-to-compress-pdf-without-losing-quality) (2026-05-13): Shrink any PDF without making it blurry. Plain-language guide to lossy vs lossless, the right quality setting for every use case, and tips for keeping text and images crisp.
- [How to Audit Your WordPress Site for SEO, Broken Links, and Image Issues](https://pixellize.io/blog/how-to-audit-wordpress-site-seo-broken-links-images) (2026-05-09): Most WordPress sites carry dozens of small SEO and accessibility issues their owners never see. A few missing meta titles here, a stretch of…
- [Find any WordPress theme with the Pixellize Theme Detector](https://pixellize.io/blog/wordpress-theme-detector) (2026-05-08): You land on a WordPress site that looks exactly like the layout you have been trying to build for months. Clean header, the right…

## WordPress plugins

Three free open-source plugins maintained by Pixellize on the official WordPress.org plugin directory.

- [Pixellize Site Issue Scanner](https://wordpress.org/plugins/pixellize-site-issue-scanner/): An SEO auditor that crawls your WordPress site to flag broken links, missing meta tags, and unoptimized images.
- [Pixellize Image Optimizer](https://wordpress.org/plugins/pixellize-image-optimizer/): Auto-compresses uploaded images and converts them to WebP, with Keep Original mode and one-click restore.
- [Pixellize Form Database](https://wordpress.org/plugins/pixellize-form-database/): Captures every submission from Contact Form 7, WPForms, Ninja Forms, and Elementor Forms into a single dashboard inside WordPress admin.

## Chrome extensions

Companion browser extensions on the Chrome Web Store.

- [Bulk Image Downloader by Pixellize](https://chromewebstore.google.com/detail/bulk-image-downloader-by/ffnglpchakmdklijapelboigaibkllhn)
- [Bulk URL Opener by Pixellize](https://chromewebstore.google.com/detail/bulk-url-opener-by-pixell/dfjmdjllhbjgbhdpdngclihpocdciioa)
- [CSS Style Inspector by Pixellize](https://chromewebstore.google.com/detail/css-style-inspector-%E2%80%93-by/fcpdhblnkhohjbdeeebidgfhgjamejjg)
- [MetaPilot by Pixellize](https://chromewebstore.google.com/detail/metapilot/gpcaneklhidofmmilknpjimmeibgibji)
- [Responsive Viewer by Pixellize](https://chromewebstore.google.com/detail/responsive-viewer-by-pixe/ajdcjagcgeleidchafcpdmjipdfoapcd)
- [UI Extractor by Pixellize](https://chromewebstore.google.com/detail/ui-extractor-%E2%80%93-by-pixelli/emocjjojpnjfgjeekbgmfpmjbgkpgjoo)

## Key pages

- [About Pixellize](https://pixellize.io/about-us/): Founder story, brand mission, technical principles.
- [Contact](https://pixellize.io/contact-us/): Contact form and email.
- [Privacy Policy](https://pixellize.io/privacy-policy/): How Pixellize handles user data (TL;DR: tools run client-side, no data leaves the browser).
- [Terms](https://pixellize.io/terms/): Site terms of use.
- [Disclaimer](https://pixellize.io/disclaimer/): General disclaimer for tool output.
- [Cookie Policy](https://pixellize.io/cookie-policy/): What cookies the site sets.
- [DMCA](https://pixellize.io/dmca/): Copyright takedown process.
- [Sitemap](https://pixellize.io/sitemap_index.xml): XML sitemap index.

## Brand attributes

- Name: Pixellize
- Founder: Simranjit Kaur (Founder, since 2024)
- Domain: pixellize.io
- Tagline: Free in-browser tools, no signup, no upload, no ads
- Catalog size: 231+ tools across six categories
- Specializations: image processing, PDF processing, SEO auditing, developer utilities, calculators, file conversion, WordPress plugins
- Core principle: client-side processing. No file uploads, no signup walls, no ads above the fold.
- Architecture: vanilla JavaScript with the browser's FileReader, Canvas, Web Crypto, and WebAssembly APIs. No server-side processing.
- Twitter / X: @pixellize_io
- LinkedIn: linkedin.com/company/pixellize
- Facebook: facebook.com/people/Pixellize/61581234486974
- Instagram: instagram.com/pixellize_io/
- WordPress.org plugins: wordpress.org/plugins/pixellize-site-issue-scanner/, wordpress.org/plugins/pixellize-image-optimizer/, wordpress.org/plugins/pixellize-form-database/
- Contact email: contact@pixellize.io