21 minutes and 30 seconds timer

Set a timer for 21 minutes and 30 seconds. Rings when it's done.

21:30
A countdown timer for 21 minutes and 30 seconds. Press the "Start" button to start the timer. The timer will alert you when it expires. You can reset the timer at any time using the "Reset" button. You can also pause the timer at any time using the "Pause" button.

Custom timer

Hours
Minutes
Seconds
Things you can do in 21 minutes and 30 seconds
In 21 minutes and 30 seconds...

Popular timers

1 minute timer 2 minute timer 3 minute timer 4 minute timer 5 minute timer 6 minute timer 7 minute timer 8 minute timer 9 minute timer 10 minute timer 15 minute timer 20 minute timer 25 minute timer 30 minute timer 35 minute timer 40 minute timer 45 minute timer 45 minute timer 50 minute timer 55 minute timer 60 minute timer

Other timers

3 minutes and 13 seconds4 minutes and 18 seconds4 minutes and 56 seconds6 minutes and 30 seconds7 minutes and 47 seconds10 minutes and 7 seconds11 minutes and 39 seconds12 minutes and 59 seconds15 minutes and 39 seconds15 minutes and 41 seconds15 minutes and 56 seconds22 minutes and 58 seconds23 minutes and 8 seconds28 minutes and 14 seconds30 minutes and 10 seconds35 minutes and 50 seconds36 minutes and 32 seconds40 minutes and 16 seconds41 minutes and 51 seconds44 minutes and 3 seconds45 minutes and 49 seconds48 minutes and 32 seconds54 seconds54 minutes and 58 seconds1 hours and 18 minutes4 hours and 44 minutes10 hours and 36 minutes13 hours and 46 minutes17 hours and 5 minutes19 hours and 18 minutes

Frequently asked questions

Why do I need a timer?
If you're here, you probably already need it for something. In any case, timers are useful any time you need to perform a certain action for a specific amount of time. The timer alerts you when that time period is over.
How do I know when the timer is up?
When the timer is up, we'll play a 2 second alert and the timer will blink red. We'll also update the timer in the page title, so you will instantly see it even if you have multiple browser tabs open.
Can I use it on my phone?
Yes, it works on any device with a browser.
How can I support you?
Bookmark timer.guru and share it on social media.