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Track time with a simple stopwatch featuring lap timing. Free online stopwatch for tracking activities and workouts in your browser.
Chronomètre is a free online utilitaire tool that works right in your browser — whatever you enter is processed locally and never sent to a server. No installation, no signup; works on both phone and desktop, ready to use instantly.
We noticed most online tools upload your files to remote servers. Since privacy is our core principle, we built this tool to process everything locally in your browser.
Oui, entièrement gratuit sans inscription.
Oui, il fonctionne sur les navigateurs mobiles avec support tactile.
Utilitaire
Yes. Chronomètre is a pure front-end tool: whatever you type or paste is processed only in your browser's memory and never sent to a server. It disappears as soon as you refresh or close the page.
🔒 Privacy & Security：All processing happens locally in your browser. Files are never uploaded or stored.
🔒 Privacy: All processing happens locally in your browser. Your files and data never leave your device — no upload, no server, no tracking.