20 minute timer with alarm
By the Rise team ยท Updated 3 November 2026.
This 20 minute timer with an alarm starts at twenty minutes. That length is a common block for focused work, a short lesson, or dough that needs to rest.
Countdown
About this timer
Tap Start, or change the hours, minutes and seconds. Pause and Resume split the run if you are interrupted. Reset restores the length you set. At the end, the alarm beeps until Stop alarm is pressed, or for 60 seconds.
The countdown follows an end time, including after a reload in this browser. A locked phone can postpone the sound. Leave the screen on when the beep has to be on time. A second timer can run beside this one, with its own label.
Presets, volume, notifications and embedding are on the online timer. Nearby pages: 10 minute timer, 15 minute timer, 30 minute timer, power nap timer.
Keyboard shortcuts
Shortcuts do not run while you are typing in a field.
- Space starts or pauses
- R resets
- N adds a timer
- Esc stops the alarm