EYE CAREOpen timer →
For writers

A 20-20-20 timer for writers.

Writing is one of the most cognitively absorbing screen activities — you can lose 90 minutes inside a paragraph without realizing your eyes have not blinked properly in 20 minutes. EYE CARE is a free, distraction-free 20-20-20 timer designed to live quietly in the background of a long writing session and pull you out for a 20-second visual reset every 20 minutes, then return you to the cursor exactly where you left it.

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Why writers are at higher risk than they think

  • Long-form writing produces some of the deepest sustained focus of any screen activity — the kind of focus where you forget your body exists.
  • Word processors and writing apps default to bright white backgrounds, which fatigue the eyes faster than darker editor themes.
  • Editing requires comparing two passages at high resolution, demanding rapid saccades between two near-focus targets — measurably more fatiguing than drafting.

How to use it without breaking flow

Open EYE CARE in a pinned tab and forget about it; the soft chime is enough to break a deep flow state without jarring you. During the 20-second break, look up — literally — at the wall across the room, then out the nearest window. Use the 20 seconds for nothing. No phone, no email, no reading. The eyes recover, the back unhunches, the next sentence often clarifies itself by the time the timer ends.

What this rule will not fix

The 20-20-20 rule helps with near-focus fatigue and the dry-eye component of long screen sessions. It does not address bad posture, RSI in your wrists, or the dehydration you accumulate when you forget to drink water for four hours. Pair the timer with a glass of water within reach and a habit of standing up every couple of hours.

Common questions

Will the break interrupt my flow?
The break overlay is brief — 20 seconds — and the audio cue is intentionally soft. Most writers find that a short visual break actually helps with stuck sentences; the time away from the page often resolves the very thing you were trying to force.
Can I use this with Scrivener / iA Writer / Ulysses / Obsidian?
Yes. EYE CARE runs in your browser independently of any writing app. The two never interact.
Does dark mode in my editor remove the need for breaks?
Dark mode reduces overall brightness exposure but does not change the near-focus problem at the heart of the 20-20-20 rule. Your ciliary muscle is fatiguing regardless of background color.
Is there a count of how many sessions I have done today?
Yes — the footer shows your session count for the day. Daily streaks are tracked in localStorage and shown when you hit milestones (7 days, 30 days, 100 days).
Eye-Strain Timer for Writers — 20-20-20 Rule for Long Writing Sessions