# HSA vs intersys

The clearest difference is iOS requirement: intersys at 12.0 against HSA's 15.6. 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 | HSA | intersys |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | — |
| Size | 4 MB | 14 MB |
| Requires iOS | 15.6 | **12.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [杏生 卢](https://appshunter.io/developer/1094592555) | [广州市锐益科技有限公司](https://appshunter.io/developer/1556568220) |

## What reviewers say

### HSA

[App page](https://appshunter.io/ios/app/hsa-dsp31pro/id1586421043)

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

**In-app purchases:** none


### intersys

[App page](https://appshunter.io/ios/app/intersys/id6503307660)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is HSA free?

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

### Is intersys free?

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

### Do HSA or intersys have ads?

Neither HSA nor intersys 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.*