# Math Automata vs Set Theory Foundations

The clearest difference is in-app purchases: Set Theory Foundations at none against Math Automata's 1. Set Theory Foundations also leads on ads (none vs shown). Math Automata's advantage is iOS requirement (13.0 vs 15.1). On price and device support there is nothing between them.

Both are free to download. Math Automata sells 1 one-off in-app purchase. Set Theory Foundations asks for nothing beyond the download.

## The numbers

| Metric | Math Automata | Set Theory Foundations |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 4 days | — |
| Size | 123 MB | 38 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [seoro lee](https://appshunter.io/developer/1868875657) | [AFTW LLC](https://appshunter.io/developer/1886356149) |

## What reviewers say

### Math Automata

[App page](https://appshunter.io/ios/app/math-automata/id6758681941)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 10 hints | $0.99 | one-time |


### Set Theory Foundations

[App page](https://appshunter.io/ios/app/set-theory-foundations/id6773423842)

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

**In-app purchases:** none


## Frequently asked questions

### Is Math Automata free?

Math Automata is free to download, with in-app purchases available.

### Is Set Theory Foundations free?

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

### Do Math Automata or Set Theory Foundations have ads?

Math Automata shows ads; Set Theory Foundations does not.

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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.*