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Deep Work 90 Timer

90 min target · reminder every 30 min · break = focus ÷ 5. Runs in the browser with color-coded phases and beeps; the screen stays on. Free, no sign-up.

Ready to focus
0:00
Target 90 min · break 1/5
Press Start and focus until you're done.
Break
Target
Remind
Break = focus ÷ ratio, between 1 and 30 minutes. A target chimes and keeps counting — it never stops you.
Counts up · open-ended
Palette
Space start / pause   B break / go again   F finish   R reset   M mute

How it works

A count-up focus session with a 90-minute target and a soft reminder every 30 minutes. At 90 minutes it chimes and keeps counting. The break is your focus time divided by 5, capped at 30 minutes, so 90 minutes of focus earns 18 minutes.

Target
90 min
Reminder
every 30 min
Break ratio
1/5
90 min earns
18 min

Pulse for iPhone includes this as the “Deep Work 90” template in its Library (count-up flow, 90-minute target, break 1/5, reminder every 30 minutes). All app templates

Pulse for iPhone and Apple Watch

The same kind of timer as an app. Free download; Pulse Pro is $3.99 once. No subscription, no ads.

168 palettes8 free, all 168 with Pro.
Apple WatchSaved interval timers run on the watch, with a haptic at each transition.
Live ActivityThe countdown shows on the Lock Screen and in the Dynamic Island.
Saved timers3 free, unlimited with Pro. Flow sessions, labels and history.
Download on the App Store

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