# Chahel The E vs Set Theory Basics

The clearest difference is device support: Set Theory Basics at 3 against Chahel The E's —. Chahel The E's advantage is iOS requirement (12.0 vs 15.1). On price 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 | Chahel The E | Set Theory Basics |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | — | No |
| Size | 76 MB | 38 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | — | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Sujith Ak](https://appshunter.io/developer/1712496841) | [AFTW LLC](https://appshunter.io/developer/1886356149) |

## What reviewers say

### Chahel The E

[App page](https://appshunter.io/ios/app/chahel-the-e-learning/id6503039387)

**In-app purchases:** none


### Set Theory Basics

[App page](https://appshunter.io/ios/app/set-theory-basics/id6772460269)

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

**In-app purchases:** none


## Frequently asked questions

### Is Chahel The E free?

Chahel The E is free to download, with no in-app purchases.

### Is Set Theory Basics free?

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

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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.*