All tools

1 hour timer

A one-hour countdown for a study block, an exam or something in the oven, ready to start. Free, with no account or uploads.

A 1 hour timer

It is set to an hour: press Start. It keeps time if you switch tabs.

1 hour

1:00:00

How long
1 min3 min5 min10 min15 min20 min25 min30 min45 min1 hourYour own

Keeps exact time when you switch tabs, and says if it ended while you were away. Keep this page open for the sound, especially on a phone, where browsers may pause a page in the background.

How it works and help
Sounds are made in your browser and nothing is sent anywhere. A running timer is kept only for this tab, so a reload carries on.

A little help along the way

Follow these steps. Every option is explained underneath. Everything runs in your browser; nothing is sent anywhere.

  1. Say what you needCount down is the usual. A stopwatch counts up with laps, the focus timer works in sessions with breaks, and intervals run rounds of work and rest.
  2. Choose how longPress a common length, such as 5 or 25 minutes, or Your own for hours, minutes and seconds.
  3. Press StartThe sound is set when you press Start. Pause, carry on, add a minute or reset at any time.
  4. Hear it endIt rings at the end and says when it finished, even if you looked away.

Questions people ask

Will an hour-long timer stay accurate?
Yes. It keeps the moment it started, so it is exact however long it runs and however often you switch tabs.
Can I float it over my work?
In browsers that offer it, such as Chrome on a computer, Float the timer opens a small window that stays on top.
Can it tell me when it ends if I am in another tab?
Press Tell me when it ends and allow notifications: if the tab is in the background when it ends, a notification appears.

This page is the Timer, opened for this one job; every other tool it has is one press away. Each of its settings is explained on the Timer's own page.

Read the step-by-step guide

Guides

Same tool, other jobs

Tools nearby