3 hours and 57 minutes timer
Set a timer for 3 hours and 57 minutes. Rings when it's done.
03:57:00
A countdown timer for 3 hours and 57 minutes. 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 3 hours and 57 minutes
- Have 29 showers
- Wash your teeth 118 times
- Watch 10 episodes of Friends
- Read 118 pages of a book
- Walk 11 miles
- Listen to Bohemian Rhapsody 39 times
- Watch Titanic 1 time
- Change 118 light bulbs
- Water 237 plants
- Read 711 emails
- Watch 948 TikToks
- Plant 7 trees
- Plant 7 trees
- Read 15 book summaries on Blinkist
- Blink 28,440 times
- Click this 88,875 times
In 3 hours and 57 minutes...
- Your heart beats 14,220 times
- Light travels 2,644,922,010 miles
- Earth travels 270,180 miles around the Sun
- Your body produces 4 oz of saliva
- The International Space Station travels 67,682 miles
- Elon Musk earns $71,100,000
- 895,860,895 Google searches get made
- The U.S. national debt increases by $646,810
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
2 minutes and 37 seconds9 minutes and 34 seconds15 minutes and 60 seconds16 minutes and 55 seconds17 minutes and 57 seconds22 minutes and 6 seconds22 minutes and 26 seconds28 minutes and 43 seconds34 minutes and 38 seconds37 minutes and 52 seconds38 minutes and 24 seconds39 minutes and 49 seconds40 minutes and 4 seconds40 minutes and 49 seconds41 minutes and 28 seconds42 minutes and 2 seconds45 minutes and 43 seconds45 minutes and 47 seconds46 minutes and 42 seconds54 seconds54 minutes and 58 seconds55 minutes and 5 seconds57 minutes and 21 seconds4 hours and 9 minutes11 hours and 58 minutes12 hours and 6 minutes13 hours and 37 minutes15 hours and 25 minutes15 hours and 45 minutes18 hours and 26 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.