# 9D Breathwork vs MUUM

The clearest difference is iOS requirement: 9D Breathwork at 15.0 against MUUM's 18.2. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. 9D Breathwork sells 12 in-app purchases, starting at $67.00 per month and MUUM sells 4 in-app purchases, starting at $10.00 per month. Whichever you choose, the download price is not the number that matters.

9D Breathwork ships an update every 11 days, MUUM every 2 weeks. The most recent releases landed on October 19, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | 9D Breathwork | MUUM |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (246 ratings)](https://appshunter.io/ios/app/9d-breathwork/id6680193387/reviews)** | — |
| Number of ratings | **246** | — |
| Positive reviews | 86.7% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 11 days** | Every 2 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 83 MB | 306 MB |
| Requires iOS | **15.0** | 18.2 |
| Devices | **iPhone, iPad, iPod** | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Breathwork](https://appshunter.io/developer/1768265022) | [MUUM](https://appshunter.io/developer/1812016108) |

## What reviewers say

### 9D Breathwork

[App page](https://appshunter.io/ios/app/9d-breathwork/id6680193387)

Access immersive breathwork journeys and connect with global facilitators for stress reduction and personal growth. Download sessions for offline use and tailor your practice to your specific goals.

**Highlights:** Immersive breathwork journeys, Global facilitator network, Offline session access, Personalized practice, User-friendly interface

**Features:** macOS Compatibility

**In-app purchases (12)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $67.00 | per month |
| Month | $67.00 | per month |
| Monthly | $67.00 | per month |
| Monthly | $97.00 | per month |
| Monthly | $99.00 | per month |
| Year | $399.00 | per year |
| Yearly | $399.00 | per year |
| Yearly | $399.00 | per year |
| Yearly | $699.00 | per year |
| Yearly | $699.00 | per year |
| Yearly | $699.00 | per year |
| Yearly | $699.00 | per 3 months |

**What reviewers like**

- 🚀 Powerful breathwork experience
- 🔒 Transformative and grounding
- 👍 Easy to use app
- 👍 Seamless and intuitive interface
- 🚀 Accessible breathwork at home

**What reviewers complain about**

- 💰 Expensive subscription cost
- 🔍 Not enough content for the price
- 🐛 App issues like crashes and freezing
- ⚠️ Dangerous breath holding techniques

**Reported bugs**

- Login screen freezes
- Incompatibility with older devices
- Inability to access all purchased content

**Requested features**

- More diverse breathwork sessions
- Desktop version of the app
- Free trial or more free content


### MUUM

[App page](https://appshunter.io/ios/app/muum-breathwork/id6745403683)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| MUUM | $10.00 | per month |
| MUUM | $16.99 | per month |
| MUUM | $29.99 | per year |
| MUUM | $69.99 | per year |


## Frequently asked questions

### Is 9D Breathwork free?

9D Breathwork is free to download, with in-app purchases available.

### Is MUUM free?

MUUM is free to download, with in-app purchases available.

### Do 9D Breathwork or MUUM have ads?

Neither 9D Breathwork nor MUUM shows ads.

### Which is updated more often, 9D Breathwork or MUUM?

9D Breathwork ships an update every 11 days, and MUUM every 2 weeks. Most recently, 9D Breathwork was updated on October 19, 2026 and MUUM on September 22, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*