# Happy Stomach vs HeartBeatSync

The clearest difference is iOS requirement: Happy Stomach at 17.6 against HeartBeatSync's 26.4. 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 | Happy Stomach | HeartBeatSync |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | — |
| Size | 2 MB | 4 MB |
| Requires iOS | **17.6** | 26.4 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 12+ | 4+ |
| Developer | [ATPsoft, LLC](https://appshunter.io/developer/1490511971) | [Jakub Malis](https://appshunter.io/developer/1891159882) |

## What reviewers say

### Happy Stomach

[App page](https://appshunter.io/ios/app/happy-stomach/id6758736715)

**Features:** macOS Compatibility

**In-app purchases:** none


### HeartBeatSync

[App page](https://appshunter.io/ios/app/heartbeatsync/id6761734259)

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

**In-app purchases:** none


## Frequently asked questions

### Is Happy Stomach free?

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

### Is HeartBeatSync free?

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

### Do Happy Stomach or HeartBeatSync have ads?

Neither Happy Stomach nor HeartBeatSync 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.*