# Calm Lake — Breathing for sleep & calm

> Breathing for sleep & calm (iPhone/iPad app by Shenzhen Guomaiduo Technology Co., Ltd.)

- Source: https://appshunter.io/ios/app/calm-lake/id6756176143 (this page in markdown: same URL + `.md`)
- Developer: [Shenzhen Guomaiduo Technology Co., Ltd](https://appshunter.io/developer/1696476543)
- Category: Health & Fitness
- Price: Free with in-app purchases
- Age rating: 4+
- Requires: iOS 16.6 · 24 MB
- Languages: American English
- Released: 2025-12-11
- Data updated: 2026-06-07
- User reviews in markdown: https://appshunter.io/ios/app/calm-lake/id6756176143/reviews.md

## What is Calm Lake?

Calm Lake is a simple breathing companion designed to help you unwind, fall asleep more easily, and feel more grounded through guided breathwork.

Start with gentle patterns like Resonant and Box breathing, then explore advanced techniques such as 4-7-8, Whale and Wim Hof-style breathing when you are ready. Each practice comes with a clean visual animation, optional background sounds, and clear safety guidance.

FEATURES
• Guided breathing practices for sleep, focus and calm  
• Resonant, Box, 4-7-8, Whale and Wim Hof-style breathing  
• Adjustable session length and overall breath speed  
• Optional background music and voice guidance  
• Daily reminder to build a simple breathing habit  
• Basic stats and history to see your practice over time  

WELLNESS-ONLY, NOT MEDICAL ADVICE
Calm Lake is intended for relaxation and wellness only. It does not provide medical advice, diagnosis or treatment, and it is not a substitute for professional care. If you have any medical condition or concerns, please consult your doctor before using breathing exercises.

PREMIUM
Unlock Calm Lake Premium to access all breathing techniques, full customization options, and future updates. A monthly subscription with a 7-day free trial and a one-time lifetime unlock are available. You can manage or cancel your subscription in your App Store account settings at any time.

Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Privacy Policy: https://www.guomaiduo.com/app/breath/ios/privacy.html

## Pricing and in-app purchases

Base price: Free.

**Subscriptions**

| Subscription | Price | Period |
| --- | --- | --- |
| Calm Lake Premium Monthly | $0.99 | per month |

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| Calm Lake Premium Lifetime | $5.99 | one-time |



## Version history (last 3 releases)

### 1.2.0 — 2025-12-24

UI refresh for a cleaner, more focused “Calm Lake” look (updated colors, cards, and controls).
Practice guidance improved: smart phase cues with a 3–2 countdown and a “next action” preview for smoother transitions.
Added next-step preview in the final 3 seconds when the practice is about to switch steps.
Added haptic cues for phase changes (optional).
Supports screen-off practice when audio is enabled; calls/other media interruptions pause the session.
Improved dark mode contrast on the practice screen (toolbar buttons and phase hints).

### 1.1.0 — 2025-12-16

What’s New in 1.1.0

• Added optional practice audio guides (intro, how-to, and safety) with a dedicated guide background track
• Added a theme preference (follow system, light, or dark)
• Added a subtle haptic cue at step start (optional)
• Added three new breathing practices: Alternate Nostril, Rebirth, and Bottle
• Improved background music selection and preview in settings

### 1.0.0 — 2025-12-11

No release notes.

## More apps by Shenzhen Guomaiduo Technology Co., Ltd

- [云上衣间-明星店铺服装一键虚拟试穿](https://appshunter.io/ios/app/id6754678202)

All apps by Shenzhen Guomaiduo Technology Co., Ltd: https://appshunter.io/developer/1696476543

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-07.*