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Stopwatch & Timer

A precise stopwatch with lap times and a countdown timer with a soft alarm — perfect for work and study.

  • Runs in your browser
  • No upload on server
  • Free, forever
  1. Set up
  2. Use
  3. Save / share
How this works
  1. 1
    Pick a mode

    Switch between Stopwatch (counts up) and Countdown timer (counts down) with the top toggle.

  2. 2
    Start, pause, lap

    Big buttons for start and pause. In stopwatch mode, tap Lap to record split times as you go.

  3. 3
    Get an alert

    Countdown mode plays a sound when it hits zero — tab can stay in the background.

Watch: switch between stopwatch and countdown
StopwatchCountdown00:12.4805:00.00
00:00.00
How this works
  • Switch between stopwatch and countdown timer at the top.
  • Stopwatch records laps; timer plays a soft beep when it finishes.
  • Everything runs locally — no audio or data leaves your device.

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