# Izzy Statistics vs Stats & Probability Calculator

The clearest difference is in-app purchases: Izzy Statistics at none against Stats & Probability Calculator's 3. Izzy Statistics also leads on iOS requirement (11.0 vs 16.6). Stats & Probability Calculator's advantage is ads (none vs shown). On price, update cadence 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. Izzy Statistics asks for nothing beyond the download.

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

## The numbers

| Metric | Izzy Statistics | Stats & Probability Calculator |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 4 months | Every 4 months |
| Size | 26 MB | 27 MB |
| Requires iOS | **11.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Bryan Oswaldo Gomez Perez](https://appshunter.io/developer/1573114808) | [Vladislav Zhirnov](https://appshunter.io/developer/1476188065) |

## What reviewers say

### Izzy Statistics

[App page](https://appshunter.io/ios/app/izzy-statistics/id1607714425)

**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 Izzy Statistics free?

Izzy Statistics 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 Izzy Statistics or Stats & Probability Calculator have ads?

Izzy Statistics shows ads; Stats & Probability Calculator does not.

### Which is updated more often, Izzy Statistics or Stats & Probability Calculator?

Izzy Statistics ships an update every 4 months, and Stats & Probability Calculator every 4 months. Most recently, Izzy Statistics was updated on September 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.*