# GM ChessPrep vs Set Theory for Computing

GM ChessPrep and Set Theory for Computing are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | GM ChessPrep | Set Theory for Computing |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 42 months | — |
| Size | 3 MB | 38 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [GMCHESSPREP LLC](https://appshunter.io/developer/1664061168) | [AFTW LLC](https://appshunter.io/developer/1886356149) |

## What reviewers say

### GM ChessPrep

[App page](https://appshunter.io/ios/app/gm-chessprep/id1664061166)

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

**In-app purchases:** none


### Set Theory for Computing

[App page](https://appshunter.io/ios/app/set-theory-for-computing/id6773874925)

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

**In-app purchases:** none


## Frequently asked questions

### Is GM ChessPrep free?

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

### Is Set Theory for Computing free?

Set Theory for Computing is free to download, with no in-app purchases.

### Do GM ChessPrep or Set Theory for Computing have ads?

Neither GM ChessPrep nor Set Theory for Computing 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.*