# Stats & Probability Calculator vs Mobility University

The clearest difference is in-app purchases: Mobility University at none against Stats & Probability Calculator's 3. Mobility University also leads on update cadence (every 10 days vs every 4 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Stats & Probability Calculator sells 3 in-app purchases, starting at $0.99 per month. Mobility University asks for nothing beyond the download.

Stats & Probability Calculator ships an update every 4 months, Mobility University every 10 days. Both last shipped on October 28, 2026.

## The numbers

| Metric | Stats & Probability Calculator | Mobility University |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 10 days** |
| Size | 27 MB | 213 MB |
| Requires iOS | 16.6 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Vladislav Zhirnov](https://appshunter.io/developer/1476188065) | [Bealink](https://appshunter.io/developer/1463400672) |

## What reviewers say

### Stats & Probability Calculator

[App page](https://appshunter.io/ios/app/stats-and-probability-calculator/id6748586083)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full version / monthly | $0.99 | per month |
| Full version / year | $2.99 | per year |
| Remove ADS | $3.99 | one-time |


### Mobility University

[App page](https://appshunter.io/ios/app/mobility-university/id6763006292)

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

**In-app purchases:** none


## Frequently asked questions

### Is Stats & Probability Calculator free?

Stats & Probability Calculator is free to download, with in-app purchases available.

### Is Mobility University free?

Mobility University is free to download, with no in-app purchases.

### Do Stats & Probability Calculator or Mobility University have ads?

Neither Stats & Probability Calculator nor Mobility University shows ads.

### Which is updated more often, Stats & Probability Calculator or Mobility University?

Stats & Probability Calculator ships an update every 4 months, and Mobility University every 10 days. Most recently, Stats & Probability Calculator was updated on October 28, 2026 and Mobility University on October 28, 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.*