Simple tools that get straight to it
No account required, no junk ads, no fuss. Everything stays in your browser — and if you want, a free account syncs your data across devices.
Calculator
Quick calculations with history, keyboard-friendly.
Try it → 📏Unit converter
Length, weight, temperature, volume, speed, data.
Try it → 📅Date calculator
Days between dates, exact age, add days to a date.
Try it → 💯Percentage calculator
Discounts, tax, change, proportions — in one click.
Try it → ⏱️Online timer
Countdown with alarm, presets and Pomodoro.
Try it → 🔳QR code generator
Free unlimited QR codes, PNG/SVG export, no sign-up.
Try it → 🔐Password generator
Strong random passwords, generated locally.
Try it → 🔤Word counter
Words, characters, sentences and reading time, live.
Try it → ✅Custom checklist
To-do lists saved in your browser.
Try it → 📝Online notepad
Auto-saved notes, no account needed.
Try it → 💶French gross-net salary
Instant estimate of French take-home pay by status.
Try it → ⚖️BMI calculator
Body mass index and healthy weight range.
Try it → 📈Weight tracker
Curve, 7/30-day trends — optional multi-device sync.
Try it → 🔥Calorie needs
BMR and daily energy expenditure (Mifflin-St Jeor).
Try it → 🎯Ideal weight
Lorentz, Devine, Broca formulas and BMI range.
Try it → 📐Body fat percentage
US Navy method: a tape measure is enough.
Try it → 🔠Case converter
UPPERCASE, lowercase, Title Case, iNVERTED — one click.
Try it → 📄Lorem Ipsum generator
Filler text for mockups: paragraphs, sentences or words.
Try it →