CalmNest: Box Breathing App

Lying awake scrolling your phone at night?

CalmNest guides you to sleep naturally with science-backed breathing techniques.

— 3 BREATHING METHODS —

Rhythmic Breathing: Actively follow the on-screen slider to build a steady breathing rhythm that calms your mind.

Box Breathing: Inhale 4s → Hold 4s → Exhale 4s → Hold 4s. A proven pattern used by athletes and military to reduce stress.

Relaxation Breathing: Breathe in naturally, exhale slowly, and sink into deep relaxation.

— SLEEP INSIGHTS —

Understand your sleep patterns with 7-day analytics:

- Sleep onset trend (actual & 3-day moving average)

- Breathing method effectiveness comparison

- Weekly sleep pattern analysis

- Sleep quality score & consistency rating

- Personalized optimal sleep time recommendation

— SMART WAKE ALARM —

Set a wake time and your session ends automatically. Choose from 3 alarm sounds with preview support.

— LIVE MONITORING —

Track your session in real time through Dynamic Island and Lock Screen widgets. See elapsed time, breathing count, and helpful sleep tips at a glance.

— CUSTOMIZABLE —

- Auto brightness adjustment (min/max settings)

- Background music & breathing guide sounds

- Adjustable slider size (short/medium/long)

- Supports English, Korean, Japanese

good bye. brain-rot.

Start your journey to better sleep tonight with CalmNest.

— Subscription Details —

• Premium (yearly auto-renewable subscription)

• Length: 1 year, automatically renewed every year

• Price: see in-app pricing for your region

• Payment is charged to your Apple ID at confirmation of purchase

• Subscription automatically renews unless auto-renew is turned off at least 24 hours before the end of the current period

• Subscriptions may be managed and auto-renewal turned off in your Account Settings on the App Store

Terms of Use (EULA): https://www.pentarab.com/calmnest/terms

Privacy Policy: https://www.pentarab.com/calmnest/privacy