# Probability Theory Foundations vs AP Statistics Practice

The clearest difference is in-app purchases: Probability Theory Foundations at none against AP Statistics Practice's 1. AP Statistics Practice's advantage is iOS requirement (13.0 vs 15.1). On price, ads and device support there is nothing between them.

Both are free to download. AP Statistics Practice sells 1 one-off in-app purchase. Probability Theory Foundations asks for nothing beyond the download.

## The numbers

| Metric | Probability Theory Foundations | AP Statistics Practice |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Size | 38 MB | 25 MB |
| Requires iOS | 15.1 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [AFTW LLC](https://appshunter.io/developer/1886356149) | [Manish Kumar](https://appshunter.io/developer/1854995154) |

## What reviewers say

### Probability Theory Foundations

[App page](https://appshunter.io/ios/app/probability-theory-foundations/id6773734025)

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

**In-app purchases:** none


### AP Statistics Practice

[App page](https://appshunter.io/ios/app/ap-statistics-practice/id6782504102)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock All Chapters | $0.49 | one-time |


## Frequently asked questions

### Is Probability Theory Foundations free?

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

### Is AP Statistics Practice free?

AP Statistics Practice is free to download, with in-app purchases available.

### Do Probability Theory Foundations or AP Statistics Practice have ads?

Neither Probability Theory Foundations nor AP Statistics Practice 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.*