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Stopwatch & Countdown Timer

New

Free online stopwatch and countdown timer with lap times

00:00.00
Browser-based, files never uploaded Instant results Works on any device

How to use Stopwatch & Countdown Timer

  1. 1Choose Stopwatch or Countdown mode
  2. 2For countdown: set hours, minutes, seconds
  3. 3Click Start — runs in background even if you switch tabs
  4. 4Receive alert when countdown ends

About this tool

Online stopwatch with lap times and countdown timer with alarm. Works in browser — no download. Use for workouts, cooking, presentations, and study sessions.

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Frequently asked questions

Does it work in the background?

Yes — the timer continues even if you switch browser tabs.

Can I set multiple timers?

Yes — open multiple browser tabs with different countdown timers.