Online stopwatch
Start, pause and record laps with one tap or the keyboard. Your fastest and slowest laps are highlighted, and you can download them as a spreadsheet.
00:00.00
| # | Lap time | Total |
|---|
Your laps will appear here.
Keyboard: Space = start/pause · L = lap · R = reset · F = full screen
Great for
- Running laps and swimming lengths
- Science experiments in class
- Timing speeches, games and challenges
How to use it
Press Start to begin timing and Lap to record split times. Pause and resume as often as you like. Download your laps as a CSV file when you're done.
Questions & answers
How accurate is this stopwatch?
It reads your device clock and shows hundredths of a second. It stays correct even if your phone screen dims.
What's the difference between lap time and total?
Lap time is the time since the previous lap; total is the time since you pressed Start.
Which keys can I use?
Space starts and pauses, L records a lap, R resets and F switches to full screen.