Online Stopwatch Timer
Simple, accurate stopwatch right in your browser. Start, pause, reset and record laps for study sessions, workouts, exams and productivity — no download or login needed.
Current Time
Format: hours : minutes : seconds . hundredths
Lap Times
Quick Uses
- Track pomodoro study sessions or deep work blocks.
- Time workouts, runs or exercises with lap splits.
- Measure how long tasks or tickets actually take.
- Use during presentations, exams or tests.
Pro tip: keep this tab pinned in your browser so you can quickly start and pause during your day.
How to Use the Online Stopwatch
Start the Timer
Click Start to begin counting. The stopwatch runs in real time even if you switch to another tab.
Add Laps & Pause
Use + Add Lap to record split times, and Pause when you need a break without losing your total time.
Reset & Copy Laps
When you’re done, copy lap times for your notes or reports, then hit Reset to start a new session.
Frequently Asked Questions
Yes. The timer uses your device’s system clock and updates in small intervals, which is accurate enough for normal daily use like study sessions, workouts, meetings and productivity tracking.
You can use the Copy laps button to copy all lap times to your clipboard, then paste them into Notion, Excel, Google Sheets or any notes app for your records.
Once the page is fully loaded, the stopwatch logic runs in your browser. If you lose internet temporarily but keep the tab open, it will continue to count. Reloading the page will reset the timer and laps.
No. All timing happens client-side in your browser. Biberks Tools does not store your stopwatch times or lap data on a server.