# Probability Practice vs QuantDojo

The clearest difference is in-app purchases: Probability Practice at none against QuantDojo's 3. Probability Practice also leads on iOS requirement (13.0 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. QuantDojo sells 3 in-app purchases, starting at $12.99 per month. Probability Practice asks for nothing beyond the download.

## The numbers

| Metric | Probability Practice | QuantDojo |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Size | 31 MB | 3 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [Manish Kumar](https://appshunter.io/developer/1854995154) | [Elias Lindbergs](https://appshunter.io/developer/1885362319) |

## 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


### QuantDojo

[App page](https://appshunter.io/ios/app/quantdojo/id6761349180)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $12.99 | per month |
| Annual | $79.99 | per year |
| Lifetime Access | $199.99 | one-time |


## Frequently asked questions

### Is Probability Practice free?

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

### Is QuantDojo free?

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

### Do Probability Practice or QuantDojo have ads?

Neither Probability Practice nor QuantDojo 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.*