30 Second Timer Online
A free 30-second countdown timer with a clean interface. Instant start, no setup needed.
About this timer: 30 Second Timer Online
What do people use a 30-second timer for?
Plank holds, jump rope intervals, public speaking practice, game turn limits, cooking steps that need precise timing, speed drills, and micro-challenges. It's also commonly used as a break timer — 30 seconds is a popular duration for the rest period in interval training.
How is this different from a phone stopwatch?
A stopwatch counts up. This counts down and alerts you when time is up, so you can focus on what you're doing instead of watching numbers. The clean full-screen display is also easier to glance at from across a room during exercises.
Can I loop it?
Yes. Enable "Auto-start next session" in settings and the timer will repeat — 30 seconds on, 20 seconds of eye rest, 30 seconds on. Useful for interval training or repetitive timed tasks.
Can I change it to 20 seconds or 45 seconds?
Yes. Open settings to choose from preset break durations or adjust the work timer to any duration you need.