All Tools

Free JSON formatter online, pretty-print minified API responses and config files in your browser. No signup.

Free JSON Syntax Checker, check JSON input for potential syntax issues with clear line-by-line feedback.

Free JSON minifier to compress API payloads and request bodies by removing whitespace. Smaller JSON for production.

Free JSON diff tool to compare API responses, request/response pairs, and configuration files side by side.

Free tool to sort JSON object keys alphabetically for cleaner comparisons and consistent configuration files.

Free YAML formatter to pretty-print configuration and deployment files with consistent indentation. Browser-based.

Free YAML Syntax Checker, check YAML input for potential syntax issues with clear error messages.

Free XML formatter to pretty-print API responses and documents. Beautify minified XML in your browser.

Free CSV formatter to clean rows and columns before database import or conversion. Fix messy CSV online.

Free SQL formatter to pretty-print and beautify database queries for debugging and code review. Browser-based.

Free Markdown preview to render README files and documentation before publishing. Check GitHub-style Markdown instantly.

Free QR code generator for URLs, website links, and text. Create downloadable QR codes instantly in your browser.

Free case converter for camelCase, snake_case, kebab-case, PascalCase, and uppercase. Rename identifiers instantly.

Free word counter for essays, blog posts, and Markdown. See word and character counts instantly in your browser.

Free character counter online, count characters, words, and lines for social limits and forms.

Free reading time calculator for articles and blog posts. Estimate minutes to read from word count at your WPM speed.

Count words and characters in AI prompt drafts free online. Informational stats, not model token limits.

Split long text into numbered draft chunks by characters, words, or paragraphs. Free browser tool for review.

Free HTML formatter to pretty-print and beautify minified HTML documents for debugging. Browser-based.

Free CSS formatter to beautify minified stylesheets and pretty-print CSS for debugging. Instant browser results.

Free JavaScript formatter online, pretty-print minified JS for debugging in your browser.

Free HTTP status code reference for 404, 500, 401 unauthorized, 429 rate limit, and other 1xx–5xx responses. Search by number or keyword.

Free Unix timestamp converter, convert epoch seconds to readable dates and back. Instant browser results.

Compress JPG, PNG, and WebP images online for free. Reduce file size in your browser, nothing is uploaded to a server. Adjust quality, preview savings, and download instantly.

Resize images online to exact pixel dimensions. Scale JPG, PNG, or WebP for social posts, thumbnails, banners, and websites, free, private, runs in your browser.

Crop images online free in your browser. Cut photos to size, use aspect ratio presets, rotate and flip, private processing with instant download.

Extract text from images online free (OCR). Turn photos, screenshots, and scans into editable text in your browser, nothing uploaded to a server.

Convert images online free. PNG to JPG, JPG to WebP, WebP to PNG, and more. Private browser-based conversion with instant download.

Free age calculator, age in years, months, days, and hours. Age on any date, next birthday countdown, days lived, and age difference between two people.

Free days between dates calculator, count how many calendar days separate two dates. Simple day counter for deadlines, trips, and countdowns.

Free online timer and stopwatch, 1 minute, 5 minute, 10 minute, 15 minute, 30 minute, and 1 hour countdowns plus a browser stopwatch. Start, pause, reset.

Free random number generator, pick numbers between any min and max, including 1–10, 1–100, and 1–1000. Generate multiple values with or without duplicates.

Convert length, weight, temperature, and volume units free online. Kilometers to miles, kg to lbs, Celsius to Fahrenheit, liters to gallons, instant results.

Free time duration calculator, find days, hours, and minutes between two dates or times. Hours between dates, date difference, and time-between-times in one tool.

Free percentage calculator online, find X% of Y, percent change, and what percent one number is of another. Fast results for school, work, and everyday math.