# Fustra vs WellO2

The clearest difference is in-app purchases: WellO2 at none against Fustra's 1. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Fustra sells 1 one-off in-app purchase. WellO2 asks for nothing beyond the download.

Fustra ships an update every 2 months, WellO2 every 6 weeks. The most recent releases landed on October 4, 2026 and September 27, 2026 respectively.

## The numbers

| Metric | Fustra | WellO2 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 6 weeks** |
| Size | 28 MB | 54 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 12+ |
| Developer | [Trainero.com](https://appshunter.io/developer/1437140834) | [WellO2 Oy](https://appshunter.io/developer/1621277574) |

## What reviewers say

### Fustra

[App page](https://appshunter.io/ios/app/fustra/id1544143567)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Online Coaching Plan | $89.99 | one-time |


### WellO2

[App page](https://appshunter.io/ios/app/wello2/id1621277572)

**In-app purchases:** none


## Frequently asked questions

### Is Fustra free?

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

### Is WellO2 free?

WellO2 is free to download, with no in-app purchases.

### Do Fustra or WellO2 have ads?

Neither Fustra nor WellO2 shows ads.

### Which is updated more often, Fustra or WellO2?

Fustra ships an update every 2 months, and WellO2 every 6 weeks. Most recently, Fustra was updated on October 4, 2026 and WellO2 on September 27, 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.*