# MyPhysio3D vs Contraction Timer

The clearest difference is in-app purchases: MyPhysio3D at none against Contraction Timer's 2. MyPhysio3D also leads on iOS requirement (16.6 vs 18.0). Contraction Timer's advantage is device support (3 vs 1). On price and ads there is nothing between them.

Both are free to download. Contraction Timer sells 2 in-app purchases, starting at $4.99 per 7 days. MyPhysio3D asks for nothing beyond the download.

## The numbers

| Metric | MyPhysio3D | Contraction Timer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Size | 406 MB | 41 MB |
| Requires iOS | **16.6** | 18.0 |
| Devices | iPhone | **iPhone, iPad, Apple Watch** |
| Age rating | 17+ | 4+ |
| Developer | [ShiShi AB](https://appshunter.io/developer/1094663244) | [Yuliia Otmakhova](https://appshunter.io/developer/1896560217) |

## What reviewers say

### MyPhysio3D

[App page](https://appshunter.io/ios/app/myphysio3d/id6761259590)

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

**In-app purchases:** none


### Contraction Timer

[App page](https://appshunter.io/ios/app/contraction-timer-birth/id6807493923)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $4.99 | per 7 days |
| Monthly | $12.99 | per month |


## Frequently asked questions

### Is MyPhysio3D free?

MyPhysio3D is free to download, with no in-app purchases.

### Is Contraction Timer free?

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

### Do MyPhysio3D or Contraction Timer have ads?

Neither MyPhysio3D nor Contraction Timer 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.*