21 minutes and 40 seconds timer
Set a timer for 21 minutes and 40 seconds. Rings when it's done.
21:40
A countdown timer for 21 minutes and 40 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 40 seconds
- Have 2 showers
- Wash your teeth 10 times
- Read 10 pages of a book
- Walk 1.0833333333333 miles
- Listen to Bohemian Rhapsody 3 times
- Change 10 light bulbs
- Water 21 plants
- Read 65 emails
- Watch 86 TikToks
- Read 1 book summary on Blinkist
- Blink 2,600 times
- Click this 8,125 times
In 21 minutes and 40 seconds...
- Your heart beats 1,300 times
- Light travels 241,800,183 miles
- Earth travels 24,700 miles around the Sun
- The International Space Station travels 6,187 miles
- Elon Musk earns $6,500,000
- 81,900,081 Google searches get made
- The U.S. national debt increases by $59,131
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
7 minutes and 17 seconds7 minutes and 38 seconds10 minutes and 9 seconds10 minutes and 10 seconds15 minutes and 4 seconds19 minutes and 27 seconds19 minutes and 41 seconds22 minutes and 9 seconds23 minutes and 53 seconds27 minutes and 6 seconds35 minutes and 29 seconds40 minutes and 8 seconds40 minutes and 45 seconds42 minutes and 10 seconds47 minutes and 22 seconds47 minutes and 60 seconds51 minutes and 59 seconds58 minutes and 1 seconds58 minutes and 15 seconds60 minutes and 11 seconds60 minutes and 19 seconds60 minutes and 37 seconds3 hours and 56 minutes5 hours and 42 minutes7 hours and 6 minutes7 hours and 44 minutes12 hours and 19 minutes14 hours and 44 minutes14 hours and 51 minutes20 hours and 3 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.