Online Interval Timer

Build work/rest intervals, set rounds, add voice cues, run fullscreen wall mode, and optionally use a custom photo background. Great for HIIT, Tabata, circuits, EMOMs, classrooms and focus drills.

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Drag to move

Interval timer

00:30

Interval Round 1 of 8 · Interval 1 of 2

0 intervals 1 rounds 00:00:00 session

Shortcuts: Space start/pause · N next · P prev · R reset · F fullscreen · W wall mode

Runs fully in your browser (no login). Save locally, and share links include your intervals and rounds.

Build your interval sequence

Rounds

Presets update the list below. You can edit names, times and types after loading.

Intervals

Name

Min

Sec

Type

Actions

Options

Auto-advance Loop rounds (repeat forever) Voice cues Beep at changes Keep screen awake

Tip: For a simple workout, make two intervals: Work and Rest, then set rounds. Fullscreen + wall mode makes it readable across the room.

Online Interval Timer

00:30

✅ Session complete