Online Stopwatch

Accurate online stopwatch with laps and countdown timer. Free timer.
StopwatchReady
00:00:00.000
Current split00:00:00.000
Session setup
Laps0
Last split-
Average split-
Fastest-
Slowest-
Target-
Lap log
No laps recorded yet.
Timing details
Lap and split timingEach lap stores the segment time and the total elapsed time, which makes the export useful for workouts, demos, QA passes, and practice drills.
Target split comparisonEnter a target such as 90, 1:30, or 00:01:30.500 to compare every lap against the pace you want to hold.
Local session dataTiming and lap records stay in the current browser tab until you copy, download, clear, or reset them.
Tool Introduction

Run a precise online stopwatch with lap timing, split summaries, target pace comparison, and CSV export. It is designed for workouts, presentations, QA checks, lab practice, rehearsals, speed runs, and any session where clean timing records matter.

The stopwatch uses high-resolution browser timing, keeps lap records in order, highlights fastest and slowest splits, and lets you copy or download the full session without sending data to a server.