Online timer set for 60 minutes. Simply press start to activate the 1 hour timer. Alarm is optional. Add or subtract minutes.
How to use 1 hour timer
The timer will tell you when your 1 hour has run out. It will keep counting minutes and seconds upward instead.
Sound notification after 60 minutes (alarm) is optional. You can keep the timer running in the background if you for example open a new tab. If you have sound notification the timer will tell you when time is up.