What is 4-7-8 breathing?

4-7-8 is a relaxation technique: inhale 4 seconds, hold 7, exhale 8. It activates the parasympathetic nervous system and is commonly used to help fall asleep.

Does it work on mobile?

Yes. The orb is sized for comfortable viewing at arm's length. The dark background is especially eye-friendly at night.

Does any data leave the browser?

No. Everything runs locally — no tracking, no backend.

Breath Pacer

Pick a rhythm. Follow the orb. Breathe.

Pure browser. No tracking. No backend.

Ready

Cycles:

0 cycles

Quick guide

Use cases, answers, and nearby tools

Compact below-tool notes that help first-run users and repeated visitors move faster without changing the main interface.

Chinese search: 呼吸練習、呼吸引導、方塊呼吸、腹式呼吸、4-7-8 呼吸法、共振呼吸

How to use

Run a clean first pass

Choose a breathing pattern (Box, 4-7-8, Resonance, or Custom) and press Start.
Match your breath to the orb — inhale as it expands, exhale as it contracts.
Set an auto-stop cycle count, or pause and reset anytime to control your practice.

Examples

Real jobs this page helps with

Lunch break focusPick Box Breathing for 5 cycles — under 3 minutes to reset your concentration.
Pre-sleep wind-downSwitch to 4-7-8 mode. The dark background is easy on the eyes; the extended exhale helps you relax.

FAQ

What people usually want to know

What is 4-7-8 breathing?: 4-7-8 is a relaxation technique: inhale 4 seconds, hold 7, exhale 8. It activates the parasympathetic nervous system and is commonly used to help fall asleep.
Does it work on mobile?: Yes. The orb is sized for comfortable viewing at arm's length. The dark background is especially eye-friendly at night.
Does any data leave the browser?: No. Everything runs locally — no tracking, no backend.

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