---
title: "Box Breathing - CalmNest - Reviews, Revenue and Downloads in United States | Apple App Store"
description: "Lying awake scrolling your phone at night? CalmNest guides you to sleep naturally with science-backed breathing techniques.  — 4 BREATHING METHODS —  Rhythmic Breathing: Actively follow the on-screen "
---

# Box Breathing - CalmNest — United States
> Breathing Exercise & Sleep Aid

![Box Breathing App Icon](https://is1-ssl.mzstatic.com/image/thumb/Purple221/v4/54/36/b9/5436b915-15da-e21d-1c0c-1af50f87b14b/AppIcon-0-0-1x_U007ephone-0-1-85-220.png/434x0w.png)

**Developer:** [Pentarab](https://apptail.io/developer/pentarab-XwHb)
**Category:** Health Fitness
**Rating:** 1.0/5 (1 ratings)
**Price:** Free
**Bundle ID:** com.pentarab.calmnest
**Store:** Apple App Store
**Country:** United States
**Version:** 1.2.0 (released 2026-10-02)
**Original Release:** 2025-11-07
**Languages:** English, Chinese, Korean, Japanese

**App Store Link:** [Download on Apple App Store](https://apps.apple.com/us/app/app/id6754578929)
**AppTail Page:** [https://apptail.io/app/box-breathing-calmnest-HLnx/united-states](https://apptail.io/app/box-breathing-calmnest-HLnx/united-states)

## Box Breathing Description
Lying awake scrolling your phone at night?
CalmNest guides you to sleep naturally with science-backed breathing techniques.

— 4 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.
4-7-8 Breathing: Inhale 4s → Hold 7s → Exhale 8s. The classic slow-exhale pattern for falling asleep.
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, Simplified Chinese

Focus on your breathing before bed.

— Subscription Details —
• CalmNest Premium
• Length: 1 month or 1 year, automatically renewed each period
• Price: see in-app pricing for your region
• Payment is charged to your Apple Account 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): 
Privacy Policy: 

## Box Breathing Screenshots
- [Screenshot 1](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/c5/61/18/c56118bd-25db-4f7e-1b4b-8d2c657e4006/01-01-1320x2868.png/1320x2868.png)
- [Screenshot 2](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/64/b1/5d/64b15d0b-3a27-cfdf-8d17-4fa0dcb9587b/02-02-1320x2868.png/1320x2868.png)
- [Screenshot 3](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/7d/30/77/7d3077d7-e408-f4f3-24ea-2fa5510f79ce/03-03-1320x2868.png/1320x2868.png)
- [Screenshot 4](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/e6/5c/df/e65cdff8-7bb7-1bee-598b-ef06f95f9dbb/04-04-1320x2868.png/1320x2868.png)

## Box Breathing Rating Breakdown in United States
- 5 stars: 0 (0%)
- 4 stars: 0 (0%)
- 3 stars: 0 (0%)
- 2 stars: 0 (0%)
- 1 stars: 1 (100%)





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## Box Breathing Available In
- [United States](https://apptail.io/app/box-breathing-calmnest-HLnx/united-states)
- [China](https://apptail.io/app/box-breathing-calmnest-HLnx/china)
- [South Korea](https://apptail.io/app/box-breathing-calmnest-HLnx/south-korea)
- [France](https://apptail.io/app/box-breathing-calmnest-HLnx/france)
- [Indonesia](https://apptail.io/app/box-breathing-calmnest-HLnx/indonesia)
- [Japan](https://apptail.io/app/box-breathing-calmnest-HLnx/japan)
- [Bahrain](https://apptail.io/app/box-breathing-calmnest-HLnx/bahrain)
- [Mexico](https://apptail.io/app/box-breathing-calmnest-HLnx/mexico)
- [Nigeria](https://apptail.io/app/box-breathing-calmnest-HLnx/nigeria)
- [Norway](https://apptail.io/app/box-breathing-calmnest-HLnx/norway)
- [Paraguay](https://apptail.io/app/box-breathing-calmnest-HLnx/paraguay)
- [Slovenia](https://apptail.io/app/box-breathing-calmnest-HLnx/slovenia)
- [Germany](https://apptail.io/app/box-breathing-calmnest-HLnx/germany)

---

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