FonneLabs

ChronoMaster: Free Multi-Timer

The ultimate online multi-timer and stopwatch. Choose custom alarms, track laps, and auto-save your progress with local-first privacy.

Launch ChronoMaster App
Smart Resume Enabled
FonneLabs ChronoMaster App Screenshot

Master Your Time with ChronoMaster

Whether it's using the Pomodoro technique for deep work, tracking intervals for high-intensity training, or simply ensuring the pasta is al dente, precise timing is the invisible backbone of success. ChronoMaster provides a professional-grade timing suite right in your browser.

The Power of Precision

Stopwatches help benchmark progress, while timers offload mental energy, allowing you to focus purely on the task at hand rather than watching the clock. ChronoMaster's intuitive interface allows you to run unlimited parallel timers and stopwatches at once.

Smart Resume

Close your browser or refresh the page without losing track. Timers continue counting and resume automatically.

Custom Alarms

Choose from a variety of distinct alarm tones or upload your own to ensure you never miss a beat.

Built for Your Workflow

ChronoMaster isn't just a clock; it's a productivity workspace tool. Run complex parallel timers for cooking a feast, or track lap times for your study sessions without worrying about internet connectivity or data tracking.

Choose browser-based timing for speed and peace of mind. Get organized with a truly private multi-timer that puts you in control of your schedule. Start being more productive, securely and instantly, with ChronoMaster.

Ready to track your progress?

Experience the ultimate online timer. No login, no tracking, just pure utility.

Launch ChronoMaster Now

App Features

Multi-Timer

Run as many timers as you need simultaneously with unique labels.

Lap Tracking

Record precise lap times with the professional-grade stopwatch.

100% Private

Your data never leaves your device. No cloud, no tracking.