# Self Therapy Ball vs Impact Physiotherapy

The clearest difference is iOS requirement: Self Therapy Ball at 12.0 against Impact Physiotherapy's 15.0. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Self Therapy Ball | Impact Physiotherapy |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Every 2 months |
| Size | 51 MB | 28 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Szymon Kopko](https://appshunter.io/developer/1720440074) | [Impact Physiotherapy](https://appshunter.io/developer/1811421150) |

## What reviewers say

### Self Therapy Ball

[App page](https://appshunter.io/ios/app/self-therapy-ball/id6474042950)

**Features:** macOS Compatibility

**In-app purchases:** none


### Impact Physiotherapy

[App page](https://appshunter.io/ios/app/impact-physiotherapy/id6760668869)

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

**In-app purchases:** none


## Frequently asked questions

### Is Self Therapy Ball free?

Self Therapy Ball is free to download, with no in-app purchases.

### Is Impact Physiotherapy free?

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

### Do Self Therapy Ball or Impact Physiotherapy have ads?

Neither Self Therapy Ball nor Impact Physiotherapy shows ads.

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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.*