# Neumo vs OptiMetabolism

The clearest difference is in-app purchases: OptiMetabolism at none against Neumo's 2. OptiMetabolism also leads on update cadence (every 2 days vs every 4 days). Neumo's advantage is iOS requirement (15.6 vs 26.0). On price, ads and device support there is nothing between them.

Both are free to download. Neumo sells 2 in-app purchases, starting at $4.99 per month. OptiMetabolism asks for nothing beyond the download.

Neumo ships an update every 4 days, OptiMetabolism every 2 days. The most recent releases landed on October 24, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Neumo | OptiMetabolism |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/neumo/id6748102847/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 4 days | **Every 2 days** |
| Monetization | Freemium | — |
| Size | 149 MB | 38 MB |
| Requires iOS | **15.6** | 26.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Tane Langton](https://appshunter.io/developer/1792259855) | [KIMBERLY MILLER](https://appshunter.io/developer/1873353916) |

## What reviewers say

### Neumo

[App page](https://appshunter.io/ios/app/neumo/id6748102847)

Enhance your well-being with guided breathing exercises and immersive soundscapes. This app offers various techniques for stress relief, sleep, and focus, with customizable guides and habit-building tools to support your practice.

**Highlights:** Guided breathing exercises (Box, 4-7-8, Coherent), Binaural beats and soundscapes, Visual, vibration, and voice guides, Habit building and progress tracking, Timed sessions for morning, afternoon, and evening

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Neumo Premium Monthly | $4.99 | per month |
| Neumo Premium Monthly | $24.99 | per year |


### OptiMetabolism

[App page](https://appshunter.io/ios/app/optimetabolism/id6760729225)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Neumo free?

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

### Is OptiMetabolism free?

OptiMetabolism is free to download, with no in-app purchases.

### Do Neumo or OptiMetabolism have ads?

Neither Neumo nor OptiMetabolism shows ads.

### Which is updated more often, Neumo or OptiMetabolism?

Neumo ships an update every 4 days, and OptiMetabolism every 2 days. Most recently, Neumo was updated on October 24, 2026 and OptiMetabolism on October 15, 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.*