# Stat Exam Pro vs Statistics & Probability Tutor

The clearest difference is in-app purchases: Stat Exam Pro at none against Statistics & Probability Tutor's 2. Stat Exam Pro also leads on iOS requirement (13.0 vs 18.2). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Statistics & Probability Tutor sells 2 in-app purchases, starting at $4.99 per 7 days. Stat Exam Pro asks for nothing beyond the download.

Stat Exam Pro ships an update every 2 weeks, Statistics & Probability Tutor every 10 days. The most recent releases landed on October 12, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | Stat Exam Pro | Statistics & Probability Tutor |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 10 days** |
| Size | 23 MB | 48 MB |
| Requires iOS | **13.0** | 18.2 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [NIKA AROUTIOUNIAN](https://appshunter.io/developer/1857248548) | [ByteCraft Solutions](https://appshunter.io/developer/1866155956) |

## What reviewers say

### Stat Exam Pro

[App page](https://appshunter.io/ios/app/stat-exam-pro/id6755912771)

**Features:** macOS Compatibility

**In-app purchases:** none


### Statistics & Probability Tutor

[App page](https://appshunter.io/ios/app/statistics-and-probability-tutor/id6767269528)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Premium | $4.99 | per 7 days |
| Yearly Premium | $34.99 | per year |


## Frequently asked questions

### Is Stat Exam Pro free?

Stat Exam Pro is free to download, with no in-app purchases.

### Is Statistics & Probability Tutor free?

Statistics & Probability Tutor is free to download, with in-app purchases available.

### Do Stat Exam Pro or Statistics & Probability Tutor have ads?

Neither Stat Exam Pro nor Statistics & Probability Tutor shows ads.

### Which is updated more often, Stat Exam Pro or Statistics & Probability Tutor?

Stat Exam Pro ships an update every 2 weeks, and Statistics & Probability Tutor every 10 days. Most recently, Stat Exam Pro was updated on October 12, 2026 and Statistics & Probability Tutor on October 3, 2026.

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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.*