6 Hours Timer

Countdown — 6 Hours

Set timer for 6 Hours. Wake me up in 6 Hours. Set the alarm for 6 Hours from now. It is a free and easy-to-use countdown timer that runs entirely in your browser.

This page is pre-filled for a 6 Hours countdown. Click Start when you are ready — the display shows remaining time in large digits, with optional fullscreen for visibility across the room.

Hour timers help you track longer blocks — study sessions, slow cooking, shifts, or all-day project milestones. Set it and check back when the hour block is complete.

When the timer reaches zero, your chosen sound plays and an on-screen alert appears. Edit the timer to change duration, sound, title, or what happens at zero (stop, restart, or count up).

Frequently asked questions

How do I start a 6 Hours timer?
The duration is already set to 6 Hours. Click Start on this page. Use Pause and Reset anytime; press Space to start or pause when the timer is active.
Does the timer keep running in the background?
The timer runs in this browser tab. Keep the tab open and avoid putting your device to sleep for accurate countdown.
Can I share this timer with someone else?
Yes. Use the Share section at the bottom to copy a link with the duration encoded, or grab embed code for your website.
6 Hours Timer — Free Online Countdown | onetimer