Online Precision Stopwatch
Free ToolPrecision digital stopwatch with millisecond accuracy, lap time recorder, split times, and keyboard shortcut controls (Space / L).
Instant 0ms
100% Client-Side
High-Resolution Performance Clock (ms)
Online Precision Stopwatch
Accurate millisecond stopwatch with split lap times, keyboard hotkeys (Space / L / R), and fastest/slowest lap detection.
00:00:00.000
Recorded Laps ()
| Lap # | Split Time | Overall Elapsed |
|---|---|---|
| Fastest Slowest |
Frequently Asked Questions
It utilizes the high-resolution browser performance timer (`performance.now()`), delivering accurate millisecond timing.
Yes! Click the Lap button or press the "L" key on your keyboard to log unlimited lap splits with fastest/slowest lap highlighting.