Countdown timer with various options to customize it to your liking. Set duration, alerts, and more.

Test your audio output and microphone. Check loudness levels and select input devices to ensure everything works.

Convert text to bionic reading format. Bold the first part of words to help you read faster and with better focus.

Pick colors from anywhere on your screen, convert between formats, and build beautiful color palettes.

Count words, characters, sentences, and paragraphs in your text. Get reading time estimates and more.

Test your webcam and check video quality, resolution, and frame rate before your next call.

Generate secure, random passwords with customizable length and character options.

Format, validate, and minify JSON data with syntax highlighting and error detection.

Generate and scan QR codes. Create codes from text or URLs, and decode from camera or images.

Tune your instrument using your microphone. Accurate pitch detection for guitar, ukulele, and more.

Keep standups on track with per-person timers and automatic rotation through your team.

Check color contrast ratios for WCAG accessibility compliance. Test text and background combinations.

Extract text from images using local OCR. No uploads, all processing happens in your browser.

Stay focused with the Pomodoro technique. Work in timed intervals with short breaks in between.

Merge, split, and rearrange PDF files. All processing happens locally in your browser.

Remove backgrounds from images using AI. All processing happens locally in your browser.

Generate placeholder text. Lorem ipsum, random words, names, and more for your designs.

Generate MD5, SHA-1, SHA-256, and other hashes from text or files. All processing is local.

Display your screen resolution, pixel ratio, color depth, and other display information.

Press any key to see its JavaScript keycode, key value, and code. Essential for developers.

Generate UUIDs (v1, v4, v7) with bulk generation option. Copy with one click.

Convert text to URL-friendly slugs. Remove special characters and format for web addresses.

Precise stopwatch with lap times and history. Track multiple intervals with ease.

Resize, crop, rotate, and apply filters to images. All editing happens locally in your browser.

Pick random items from a list, shuffle, roll dice, or make weighted selections.

Decode and inspect JWT tokens without sending them anywhere. View header, payload, and signature.

See what your browser reveals about you. Check fingerprinting, tracking, and privacy settings.

Distraction-free writing environment. Auto-saves to your browser, works offline.

Tap tempo to find BPM. Instantly calculate beats per minute for any rhythm.

Scientific calculator with history. Supports basic arithmetic, scientific functions, and memory operations.

Build and explain cron expressions with next-run preview. Create schedules visually or paste existing expressions.

Compare two text blocks side-by-side and highlight differences. Perfect for code comparison.

Encode and decode text with Base64, URL encoding, HTML entities, hex, and Unicode escapes.

Deobfuscate and beautify JavaScript code for analysis. All processing happens locally.