Precision timekeeping, formally dressed
A set of free, fast, unreasonably well-built time tools. Nothing to install, nothing to sign up for.
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Countdown Timer
Run several at once, loop them, and keep accurate time even with the tab in the background.
Open timer →Stopwatch
Millisecond accuracy with lap splits, keyboard control, and a display readable across a room.
Open stopwatch →Alarm Clock
Set as many alarms as you need, label them, and switch each one on and off.
Open alarm →Pomodoro Timer
Focus and break intervals you can actually change, with a cycle counter that keeps your pattern.
Open Pomodoro →World Clock
Every timezone you care about on one screen, shareable as a single link.
Open world clock →Unix Timestamp Converter
Epoch time to a readable date and back, in seconds or milliseconds, with code snippets.
Open converter →Time Zone Converter
Convert a time between cities and see instantly where the working hours overlap.
Open converter →Meeting Cost Calculator
What the meeting you are sitting in is costing, by the minute — and what a year of it comes to.
Open calculator →When Clocks Change
A live countdown to the next daylight saving transition, in any timezone or country.
Open countdown →Interval Timer
HIIT, Tabata and circuits, with audible cues three seconds before every switch.
Open interval timer →Classroom Timer
A big projection countdown with a progress ring. Ad-free, always.
Open classroom timer →Full-Screen Clock
A large digital clock for a projector, a spare monitor, or the back of a lecture theatre.
Open clock →