Directory
All tools
29 tools, grouped by what they do. 29 are live and ready; the rest are queued and marked as coming soon. Filter by category or search by name — everything on this page runs in your browser with no upload and no account.
Tool directory
Every tool
29 browser tools and counting. No installs, no accounts, nothing uploaded.
Ideal Weight Calculator Estimate a healthy weight range from your height, frame and age. Mediterranean Calorie Tracker Estimate daily calories from typical Mediterranean foods and portions. Strong Password Generator Generate strong random passwords locally, with a live strength meter. Secure Quick Notepad A private notepad that keeps your notes in your own browser only. Color Picker & Palette Studio Pick colors, build palettes and copy ready-to-use CSS variables. Font Viewer Preview any font with your own text, size, weight and colors. Robo-Friend Game A tiny interactive robot that reacts, plays mini-games and levels up. Scientific Calculator Full scientific calculator with trigonometry, powers, roots and memory. Online Voice Recorder Record audio with your microphone, see the waveform and download the file. Word & Character Counter Words, characters, sentences and reading time as you type. Percentage Calculator Percentages, increases, decreases and discounts, explained. Unit Converter Length, mass, volume, area, speed, temperature and data sizes. Text Case Converter UPPER, lower, Title, Sentence and camelCase in one click. Remove Duplicate Lines Deduplicate and sort lists, with counts of what was removed. Base64 Encoder / Decoder Encode and decode text or files, entirely in the browser. Lorem Ipsum Generator Placeholder text by paragraph, sentence or word count. URL Encoder / Decoder Percent-encode URLs and query strings, and read them back. Date Difference Calculator Days, weeks, months and working days between two dates. Age Calculator Your exact age in years, months, days and heartbeats. Countdown Timer A precise countdown with a visible progress ring. Stopwatch Start, stop and record laps with millisecond precision. Hash Generator SHA-1, SHA-256, SHA-384 and SHA-512 checksums via Web Crypto. JSON Formatter & Validator Pretty-print, minify and locate the exact error in broken JSON. Random Number Generator Unbiased random numbers, dice rolls and lottery draws. Password Strength Checker See how long a password would resist guessing, and why. BMI Calculator Body mass index with the WHO bands and their limitations. Image Compressor Shrink JPEG, PNG and WebP files without uploading them. Image Resizer Resize and crop images to exact pixel dimensions in-browser. QR Code Generator Create a QR code for a link, text, email or Wi-Fi network.
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What each category covers
| Category | What you will find there | Tools |
|---|---|---|
| Calculators | Numbers, percentages, statistics and everyday math. | 2 |
| Converters | Units, currencies, formats and data sizes. | 1 |
| Text & writing | Draft, clean up, count and transform text. | 5 |
| Color & design | Palettes, contrast, fonts and CSS helpers. | 2 |
| Date & time | Differences, ages, timers and time zones. | 4 |
| Health & fitness | Body metrics, calories and nutrition. | 3 |
| Developer | Encoding, hashing, formatting and validation. | 5 |
| Image, audio & video | Inspect, convert and trim media in the browser. | 3 |
| Privacy & security | Passwords, random data and local-only tools. | 3 |
| Just for fun | Playful experiments that still work offline. | 1 |
Missing a tool? If you keep reaching for a utility that is not here yet, tell us what it is — the directory is driven by what people actually need.