Stopwatch & Countdown

Stopwatch

Stopwatch with centisecond precision, lap times, countdown timer, Pomodoro mode, and multiple independent timers.

00:00.00

Press Space to start/pause · L to lap · R to reset

Stopwatch

Stopwatch with centisecond precision, lap times, countdown timer, Pomodoro mode, and multiple independent timers.

Common uses

  • Run a 25-minute Pomodoro work session
  • Time multiple concurrent tasks with multi-timer
  • Run an 8-round HIIT workout timer

Also searched as

  • online stopwatch with lap times
  • countdown timer online
  • pomodoro timer online
  • hiit timer work rest rounds
  • tabata timer online
  • multiple timers at once
  • study focus timer 25 minutes
  • stopwatch centiseconds
  • interval timer online

Frequently asked questions

Can I run several timers at the same time?

Yes, the Multi tab runs multiple independent timers.

How do I set up a Pomodoro session?

Use the Pomodoro tab for focus and break cycles, such as 25 minutes of work.

Can I make an interval workout timer?

Yes, the HIIT tab handles work and rest rounds with a configurable number of rounds, for example an 8-round Tabata-style workout.

Does the stopwatch record laps?

Yes, the Timer tab has a stopwatch mode with lap and split times, and a countdown mode.

Is my data uploaded to a server?

No. This tool runs entirely in your browser — your input is processed locally on your device and is never uploaded or stored on a server.