# Вероятности vs Школа Открытий

The clearest difference is in-app purchases: Школа Открытий at none against Вероятности's 1. Вероятности's advantage is iOS requirement (11.0 vs 15.0). On price, ads and device support there is nothing between them.

Both are free to download. Вероятности sells 1 one-off in-app purchase. Школа Открытий asks for nothing beyond the download.

## The numbers

| Metric | Вероятности | Школа Открытий |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 98.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 8 days | — |
| Size | 43 MB | 59 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Alena Sakharova](https://appshunter.io/developer/1607864944) | [Viktoriia Ter-Bagdasarian](https://appshunter.io/developer/1846608089) |

## What reviewers say

### Вероятности

[App page](https://appshunter.io/ios/app/id1608366283)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Курс Вероятности | $249.99 | one-time |


### Школа Открытий

[App page](https://appshunter.io/ios/app/id6754092191)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Вероятности free?

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

### Is Школа Открытий free?

Школа Открытий is free to download, with no in-app purchases.

### Do Вероятности or Школа Открытий have ads?

Neither Вероятности nor Школа Открытий 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.*