Set this 1 hour timer and let the countdown start. Use it to control the time limit of any activity and be notified when that limit has been reached. When the countdown stops, you will receive a message on your browser warning you, and an alarm sound will ring.

Simple to use, no settings, just click start for a countdown timer of 1 Hours. Try the Fullscreen button in classrooms and meetings :-)

Free online 1 hour timer with customizable alarm sounds. Perfect for study sessions, workouts, cooking, and time management. Easy to use countdown timer with multiple presets.

Start the 1 Hour 🕒 Timer in just 1 click! The timer is already set for 1 Hours, so you can quickly start it and go about your business. If you need, you can additionally configure the timer using convenient settings.

Start your free online 1 hour timer now! Easy-to-use countdown with full-screen display and alarm. No registration needed. Great for tasks requiring sustained focus for an hour, like studying, cooking, or long breaks.

This online countdown timer will alarm you with sound in 1 hour. You can pause and resume this timer anytime by clicking the 'Pause' or 'Resume' buttons. When the timer is up, it will blink and sound an alarm.

This page makes it fast and easy to set a 1 hour timer - for FREE! In fact, a 1 hour timer is already preset on this page. You can enter a personal message for the timer alarm if you want to.