# RES vs CSA Buddy

The clearest difference is iOS requirement: RES at 14.0 against CSA Buddy's 17.0. 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 | RES | CSA Buddy |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Fortnightly |
| Size | 14 MB | 16 MB |
| Requires iOS | **14.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [BluArmor](https://appshunter.io/developer/1492568566) | [Ken Schenke](https://appshunter.io/developer/1454106398) |

## What reviewers say

### RES

[App page](https://appshunter.io/ios/app/res-qme/id6474820873)

**In-app purchases:** none


### CSA Buddy

[App page](https://appshunter.io/ios/app/csa-buddy/id6760242077)

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

**In-app purchases:** none


## Frequently asked questions

### Is RES free?

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

### Is CSA Buddy free?

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

### Do RES or CSA Buddy have ads?

Neither RES nor CSA Buddy 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.*