Stopwatch Tool

Start, stop, and reset a precise stopwatch with lap recording — all in your browser, no install needed.

Stopwatch

00:00:00.00
Ready

Lap Times

0

No laps recorded yet.
Press Lap while the timer is running.

Copied!

Summary

Start, stop, and reset a precise stopwatch with lap recording — all in your browser, no install needed.

How it works

  1. Click "Start" to begin counting from zero.
  2. Click "Stop" to pause the timer at the current time.
  3. Click "Start" again to resume from where you left off.
  4. Click "Lap" while the timer is running to record the current split time.
  5. Click "Reset" to clear the timer and all recorded laps.

Use cases

  • Time workout sets and rest intervals at the gym.
  • Record lap times for running or cycling training sessions.
  • Measure how long a task or meeting takes.
  • Time cooking steps that need precise intervals.
  • Benchmark code execution during manual testing.
  • Track study or focus sessions for productivity.
  • Time speeches or presentations during practice.
  • Capture split times for competitive games or quizzes.

Frequently Asked Questions

Last updated: 2026-06-10 · Reviewed by Nham Vu