100 hours timer
Set a timer for 100 hours. Rings when it's done.
100:00:00
A countdown timer for 100 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 100 hours
- Have 750 showers
- Wash your teeth 3,000 times
- Watch 260 episodes of Friends
- Read 3,000 pages of a book
- Walk 300 miles
- Listen to Bohemian Rhapsody 1000 times
- Watch Titanic 30 times
- Change 3,000 light bulbs
- Water 6,000 plants
- Read 18,000 emails
- Watch 24,000 TikToks
- Plant 200 trees
- Plant 200 trees
- Read 400 book summaries on Blinkist
- Blink 720,000 times
- Click this 2,250,000 times
In 100 hours...
- Your heart beats 360,000 times
- Light travels 66,960,050,889 miles
- Earth travels 6,840,000 miles around the Sun
- Your body produces 101 oz of saliva
- The International Space Station travels 1,713,493 miles
- Elon Musk earns $1,800,000,000
- 22,680,022,680 Google searches get made
- The U.S. national debt increases by $16,374,960
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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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