Online Timer
Set any countdown from one second to 24 hours, with an alarm at zero, a fullscreen display for a whole room, and optional rain or brown noise while it runs.
No ads. No signup. Nothing to install.
Space start/pause · R reset · +− adjust
Floating Picture-in-Picture needs a Chromium browser; this one doesn't support it.
Background sound
OffQuick Timers
Popular Timers
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Minute Timers
Hour Timers
Second Timers
Timers with Music & Ambient Sound
Classroom & Visual Timers
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Features
No signup or downloads. Click and your timer starts immediately.
Customizable alarm sounds that play even in background tabs.
Distraction-free countdown display for focused timing.
Absolute-target timing recovers after throttled tabs and device sleep.
Space to start and pause, R to reset your timer.
Get alerted even when the browser is minimized.
Run several named, color-coded timers side by side — saved locally.
Keep the countdown floating on top while you work in other apps (supported browsers).
Install as an app and use timers without an internet connection.
Switch themes or follow your system preference. Great for projectors.
Track your sessions, streaks, and weekly focus time — free, private, no account.
About TimerHub
TimerHub provides free, easy-to-use online timers for any purpose. Whether you need a quick 5-minute break timer, a Pomodoro work session, or a custom countdown for cooking, studying, or exercising — we've got you covered.
All timers work right in your browser with sound alerts and notifications. No downloads or sign-ups required.
Frequently Asked Questions
Is TimerHub really free?▾
Yes, all timers on TimerHub are 100% free with no ads or signup required. Just pick a timer and start counting down.
How do I set a timer?▾
Choose from the popular timers above, browse by duration (minutes, hours, or seconds), or use the custom countdown timer to set any duration you need.
Do timers work on my phone?▾
Yes, TimerHub works on all modern mobile browsers including Safari and Chrome on iPhone and Android. No app download needed.
Will I hear the alarm if I switch tabs?▾
Yes, enable notifications to get alerts even when TimerHub is in a background tab. The timer also plays an alarm sound when the countdown reaches zero.
What types of timers are available?▾
Minute timers from 1 to 110, hour timers from 1 to 24, second timers from 1 second up, a stopwatch with lap times, Pomodoro and focus timers, an interval timer, ten visual classroom timers, and a family of timers with rain, ocean, fireplace and focus-pad backgrounds.
Can I use TimerHub offline?▾
Yes. TimerHub is a progressive web app — once you've visited, your browser caches the site so timers keep working without a connection. On mobile, you can also add it to your home screen for an app-like experience.