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Chrono Timer / Side page
A true split-flap flip clock in your browser — every digit folds over as the time changes, just like a station board. Go full screen, pick 12 or 24 hour, and turn any spare monitor into a desk-ready flip clock.
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Flip Clock on Chrono Timer: A true split-flap flip clock in your browser — every digit folds over as the time changes, just like a station board. Go full screen, pick 12 or 24 hour, and turn any spare monitor into a desk-ready flip clock. Free on iautre.com — no account, works offline.

Use hours, minutes and seconds — or tap a quick preset below the display.
Hit play or press Space. The countdown keeps running if you switch tabs.
When time is up the alarm rings, with an optional notification and confetti.
A flip clock is an online countdown (or pomodoro/interval) tuned for aesthetic workflows—clear display, alarm when time is up, and presets that match how people actually work.
Yes. Chrono Timer’s flip clock on iautre.com is free, with no ads and no account. Settings stay in your browser.
Yes. After the first visit, Chrono works as a PWA offline—useful for classrooms, travel, and flaky Wi‑Fi.
Fully—backgrounds, clock styles, fonts, colors, ambient sounds, and saved themes. Make it match your desk or classroom display.
Chrono Timer
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