About the screen break timer (20-20-20)
Prevent digital eye strain with the 20-20-20 rule: Every 20 minutes, look at something 20 feet away for 20 seconds. This relaxes focusing muscles and reduces eye fatigue. Also stand, stretch, and blink frequently. Your eyes will thank you!
How to use the screen break timer (20-20-20)
- Pick a preset or adjust the settings under the timer (they are remembered on this device).
- Press Start. The phase name, round and a coloured ring show where you are.
- Listen for the cue at each change and the 3-2-1 beeps before it.
- Press Next to skip a phase, Pause to take a breather, or Reset to start over.
Keyboard shortcuts
- Space start / pause
- R reset
- F full screen
- M mute
Frequently asked questions
Is it free, and do I need an app?
It is completely free with no sign-up or download. It works in any modern browser on phones, tablets and computers.