Online stopwatch and countdown timer with lap functionality
No laps recorded yet
Stopwatch Timer is a free online date & time tool designed to help users complete everyday tasks faster and with higher accuracy. It provides immediate results in the browser with a clean, responsive interface and privacy-first design.
Typical use cases include personal productivity, education, and professional workflows. The tool is optimized for Core Web Vitals and SEO, ensuring fast load times and accessible interactions on any device.
The Stopwatch Timer is an online tool that performs its core function instantly in your browser, without sign-ups or downloads.
Yes, the basic functionality is free to use forever on Smart Toolverse.
No, all processing happens locally in your browser; we do not store your inputs.
Absolutely. The Stopwatch Timer works on all modern devices and screen sizes.
Learn precise methods to calculate age in years, months, and days, including leap years and edge cases.