About the Breath Timer
A single calming circle that grows from a small dot at the start to fully covering the screen when time runs out. The motion is monotonic — no oscillation, no pulse, just one slow, continuous expansion you can synchronise breathing to or simply watch.
Perfect For
- Meditation — match inhales and exhales to the growing radius
- Calming exercises — non-distracting, naturalistic motion
- Sleep wind-downs — gentle visual cue
- Anxiety and grounding — predictable, slow growth
Features
- Single expanding circle, fills the whole screen at zero
- Preset durations and custom time input
- Audio alert on completion
- Fullscreen mode
FAQ
Does the circle pulse?
No. The radius only grows — it never shrinks until you reset. The motion is steady so you can lock breathing rhythm to it without surprises.
Is the breath timer free?
Yes — free, no signup. Runs in any modern browser, desktop or mobile.
Can I run it in fullscreen?
Yes. Tap the Fullscreen button; press Esc to exit.