# CalmNest: Box Breathing App

> Breathing Exercise & Sleep Aid

Canonical page: [https://chrome-stats.com/d/id6754578929](https://chrome-stats.com/d/id6754578929)

## Overview

- **ID:** `id6754578929`
- **Platform:** Apple
- **Type:** Apple app
- **Status:** Available
- **Publisher:** Pentarab
- **Category:** Health & Fitness
- **Rating:** 1.00 / 5 (1 ratings)
- **Version:** 1.0.29
- **Last updated:** 2026-09-14
- **First published:** 2025-11-07
- **Size:** 21 MB
- **Data as of:** 2026-09-22
- **Store listing:** [Apple App Store](https://apps.apple.com/us/app/calmnest-box-breathing-app/id6754578929)
- **Privacy policy:** [https://www.pentarab.com/calmnest/privacy](https://www.pentarab.com/calmnest/privacy)

## Description

Can't sleep? Just breathe. 3 science-backed methods — Rhythmic, Box & Relaxation breathing. Track 7-day sleep insights and find your optimal pattern.

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

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

## Rankings

- #987,326 — Overall

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Source: [Chrome-Stats](https://chrome-stats.com/d/id6754578929)