21s
21 Second Timer
21 Second Timer is a simple style web timer. Set an 21 Second Timer alarm from now. You can use your own relaxing music or calming sounds instead of system alarm. This is a great way to create a special experience for holidays like Christmas or New Year's Day, or for special places like classrooms or yoga rooms.
FAQ
Is 21 Second Timer free?
Yes, 21 Second Timer is totaly free to use.
How to start 21 Second Timer?
Click the start button on the page to start the countdown for your time duration.
How to set a different time duration?
Absolutely! Our timer supports custom time duration. You can easily customize the timer by clicking the clock.
How many times can I use 21 Second Timer?
Unlimited! Feel free to utilize it as often as needed.