A precise stopwatch with lap tracking.

Stopwatch is a free productivity tool on AllYour.Tools, built for fast everyday use directly in your web browser. It is designed for people searching for Stopwatch online, a free Stopwatch tool, or a private browser-based alternative that works without installing extra software.

The tool runs locally in your browser whenever possible, so your files, text, and settings stay on your device instead of being uploaded for server-side processing. That makes it useful for quick personal tasks, developer and creator workflows, and privacy-sensitive work where speed and control matter.