7 free tools · No sign-up
Everyday tools, beautifully simple.
Calculators, timers and clocks that open instantly and work on any device.
Compound Interest Calculator
See how your money grows when interest earns interest.
Todo List
A quick checklist that saves itself in your browser.
Timer
Countdown timer with presets, pause and an alarm.
What's My IP
Check the public IP address you're connecting from.
Server Clock
Accurate time synced with the server, plus world clocks.
Percentage Calculator
Ratios, percent of a number and percentage change.
D-Day Calculator
Count the days until, or since, any date.