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Pomodoro Timer — 52/17

3× 52m focus / 17m break. Runs in the browser with color-coded phases and beeps; the screen stays on. Free, no sign-up.

Focus
52:00
Cycle 1 / 3
Next: Break · 17:00
207:00 left
Palette
Space start / pause   R reset   M mute   F fullscreen

How it works

The 52/17 rhythm popularized by productivity research — 52 minutes on, 17 off. Three cycles here.

Focus
52m
Break
17m
Cycles
3
Total
~207 min

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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