# flex vs System26

The clearest difference is device support: System26 at 4 against flex's 2. flex's advantage is iOS requirement (15.1 vs 26.0). On price, ads and in-app purchases 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 | flex | System26 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 days | — |
| Size | 18 MB | 3 MB |
| Requires iOS | **15.1** | 26.0 |
| Devices | iPhone, iPod | **iPhone, iPad, Mac, Vision Pro** |
| Age rating | 4+ | 4+ |
| Developer | [Guilherme Ferraz](https://appshunter.io/developer/1623504048) | [BKO Group Inc.](https://appshunter.io/developer/1850787844) |

## What reviewers say

### flex

[App page](https://appshunter.io/ios/app/flex-1-learn-tailwind/id6742805433)

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

**In-app purchases:** none


### System26

[App page](https://appshunter.io/ios/app/system26/id6755742420)

**In-app purchases:** none


## Frequently asked questions

### Is flex free?

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

### Is System26 free?

System26 is free to download, with no in-app purchases.

### Do flex or System26 have ads?

Neither flex nor System26 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.*