4 hours timer
Set a timer for 4 hours. Rings when it's done.
04:00:00
A countdown timer for 4 hours. 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 4 hours
- Have 30 showers
- Wash your teeth 120 times
- Watch 10 episodes of Friends
- Read 120 pages of a book
- Walk 12 miles
- Listen to Bohemian Rhapsody 40 times
- Watch Titanic 1 time
- Change 120 light bulbs
- Water 240 plants
- Read 720 emails
- Watch 960 TikToks
- Plant 8 trees
- Plant 8 trees
- Read 16 book summaries on Blinkist
- Blink 28,800 times
- Click this 90,000 times
In 4 hours...
- Your heart beats 14,400 times
- Light travels 2,678,402,035 miles
- Earth travels 273,600 miles around the Sun
- Your body produces 4 oz of saliva
- The International Space Station travels 68,539 miles
- Elon Musk earns $72,000,000
- 907,200,907 Google searches get made
- The U.S. national debt increases by $654,998
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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.
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