Tools

Time tools & calculators

Handy, precise utilities for everyday time questions — all free, all running right in your browser, with nothing to install.

A precise stopwatch with lap splits and a countdown timer with presets and an alarm. Keeps running if you refresh.

Find your exact age in years, months and days — plus total weeks, hours and a countdown to your next birthday.

Add up hours between a start and end time, subtract breaks, and total a whole week — perfect for timesheets and pay.

A clean monthly calendar you can page through, with today highlighted and week numbers, day-of-year and countdowns for any date.

Count down to any date and time — holidays, birthdays, launches or the New Year — with live days, hours, minutes and seconds.

Add a free live clock for any city to your website, blog, Notion or email signature. Configure it and copy the code.