# Mauna vs Oxygon

The clearest difference is in-app purchases: Mauna at none against Oxygon's 2. Mauna also leads on iOS requirement (15.1 vs 18.0). Oxygon's advantage is update cadence (every 10 days vs every 3 weeks). On price, ads and device support there is nothing between them.

Both are free to download. Oxygon sells 2 in-app purchases, starting at $9.99 per month. Mauna asks for nothing beyond the download.

Mauna ships an update every 3 weeks, Oxygon every 10 days. The most recent releases landed on September 25, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Mauna | Oxygon |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 10 days** |
| Size | 57 MB | 32 MB |
| Requires iOS | **15.1** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [Oscar Stubler](https://appshunter.io/developer/1707367897) | [Roberto Zanon](https://appshunter.io/developer/6790301299) |

## What reviewers say

### Mauna

[App page](https://appshunter.io/ios/app/mauna/id6466425252)

**Features:** macOS Compatibility

**In-app purchases:** none


### Oxygon

[App page](https://appshunter.io/ios/app/oxygon/id6796728801)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Oxygon Pro Monthly | $9.99 | per month |
| Oxygon Pro Annual | $69.99 | per year |


## Frequently asked questions

### Is Mauna free?

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

### Is Oxygon free?

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

### Do Mauna or Oxygon have ads?

Neither Mauna nor Oxygon shows ads.

### Which is updated more often, Mauna or Oxygon?

Mauna ships an update every 3 weeks, and Oxygon every 10 days. Most recently, Mauna was updated on September 25, 2026 and Oxygon on October 4, 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.*