# Stats tester mini vs Stats & Probability Calculator

The clearest difference is in-app purchases: Stats tester mini at none against Stats & Probability Calculator's 3. On price, update cadence, ads and device support there is nothing between them.

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

Both ship on a similar rhythm, roughly every 4 months. The most recent releases landed on October 11, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Stats tester mini | Stats & Probability Calculator |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | Every 4 months |
| Size | 4 MB | 27 MB |
| Requires iOS | **15.0** | 16.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Hideki Ono](https://appshunter.io/developer/1401085377) | [Vladislav Zhirnov](https://appshunter.io/developer/1476188065) |

## What reviewers say

### Stats tester mini

[App page](https://appshunter.io/ios/app/stats-tester-mini/id1445990637)

**Features:** macOS Compatibility

**In-app purchases:** none


### 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 |


## Frequently asked questions

### Is Stats tester mini free?

Stats tester mini is free to download, with no in-app purchases.

### Is Stats & Probability Calculator free?

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

### Do Stats tester mini or Stats & Probability Calculator have ads?

Neither Stats tester mini nor Stats & Probability Calculator shows ads.

### Which is updated more often, Stats tester mini or Stats & Probability Calculator?

Stats tester mini ships an update every 4 months, and Stats & Probability Calculator every 4 months. Most recently, Stats tester mini was updated on October 11, 2026 and Stats & Probability Calculator on October 13, 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.*