# Probability Practice vs Presto Note Practice

The clearest difference is in-app purchases: Probability Practice at none against Presto Note Practice's 1. Probability Practice also leads on iOS requirement (13.0 vs 15.0). On price, ads and device support there is nothing between them.

Both are free to download. Presto Note Practice sells 1 one-off in-app purchase. Probability Practice asks for nothing beyond the download.

## The numbers

| Metric | Probability Practice | Presto Note Practice |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Size | 31 MB | 12 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Manish Kumar](https://appshunter.io/developer/1854995154) | [JOHANNES FREDRIK BRASK](https://appshunter.io/developer/6782291493) |

## What reviewers say

### Probability Practice

[App page](https://appshunter.io/ios/app/probability-practice/id6760345315)

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

**In-app purchases:** none


### Presto Note Practice

[App page](https://appshunter.io/ios/app/presto-note-practice/id6782291491)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Unlock | $2.99 | one-time |


## Frequently asked questions

### Is Probability Practice free?

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

### Is Presto Note Practice free?

Presto Note Practice is free to download, with in-app purchases available.

### Do Probability Practice or Presto Note Practice have ads?

Neither Probability Practice nor Presto Note 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.*