18 hours timer
Set a timer for 18 hours. Rings when it's done.
18:00:00
A countdown timer for 18 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 18 hours
- Have 135 showers
- Wash your teeth 540 times
- Watch 46 episodes of Friends
- Read 540 pages of a book
- Walk 54 miles
- Listen to Bohemian Rhapsody 180 times
- Watch Titanic 5 times
- Change 540 light bulbs
- Water 1,080 plants
- Read 3,240 emails
- Watch 4,320 TikToks
- Plant 36 trees
- Plant 36 trees
- Read 72 book summaries on Blinkist
- Blink 129,600 times
- Click this 405,000 times
In 18 hours...
- Your heart beats 64,800 times
- Light travels 12,052,809,160 miles
- Earth travels 1,231,200 miles around the Sun
- Your body produces 18 oz of saliva
- The International Space Station travels 308,428 miles
- Elon Musk earns $324,000,000
- 4,082,404,082 Google searches get made
- The U.S. national debt increases by $2,947,492
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
6 minutes and 6 seconds7 minutes and 41 seconds9 minutes and 42 seconds10 minutes and 12 seconds11 minutes and 1 seconds11 minutes and 39 seconds13 minutes and 47 seconds17 minutes and 5 seconds19 minutes and 25 seconds25 minutes and 42 seconds25 minutes and 43 seconds27 minutes and 30 seconds29 minutes and 10 seconds31 minutes and 20 seconds33 minutes and 49 seconds34 minutes34 minutes and 35 seconds38 minutes38 minutes and 35 seconds42 minutes and 31 seconds42 minutes and 39 seconds44 minutes and 58 seconds47 minutes and 11 seconds52 minutes and 24 seconds55 minutes and 9 seconds59 minutes and 8 seconds4 hours and 1 minutes7 hours and 40 minutes12 hours and 3 minutes13 hours and 31 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.