# Русский язык vs Биология синфи 9

The clearest difference is in-app purchases: Биология синфи 9 at none against Русский язык's 6. Биология синфи 9 also leads on ads (none vs shown) and iOS requirement (8.0 vs 15.6). Русский язык's advantage is review sentiment (23% vs 0%) and update cadence (every 3 months vs every 9 months). On price and device support there is nothing between them.

Both are free to download. Русский язык sells 6 in-app purchases, starting at $2.99 per 7 days. Биология синфи 9 asks for nothing beyond the download.

Русский язык ships an update every 3 months, Биология синфи 9 every 9 months. The most recent releases landed on October 9, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | Русский язык | Биология синфи 9 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/id1171747865/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | **22.7% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 3 months** | Every 9 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 59 MB | 25 MB |
| Requires iOS | 15.6 | **8.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Genioworks Consulting & It-Services UG (haftungsbeschrankt)](https://appshunter.io/developer/1147801801) | [Khurshed Gulov](https://appshunter.io/developer/1329538296) |

## What reviewers say

### Русский язык

[App page](https://appshunter.io/ios/app/id1171747865)

This app offers a comprehensive practice tool for Russian language grammar and exams. It features thousands of exercises covering school curriculum and exam preparation, with explanations for each question. Users can practice specific topics or take random tests to assess their knowledge.

**Highlights:** Thousands of practice questions, Exam preparation (EGE, CT, ZV), Game-like learning format, Explanations for questions, Randomized tests, Topic-specific courses

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Премиум доступ | $2.99 | per 7 days |
| Премиум доступ | $9.99 | per month |
| Премиум доступ | $29.99 | per year |
| Маленький набор монет | $0.99 | one-time |
| Средний набор монет | $1.99 | one-time |
| Большой набор монет | $2.99 | one-time |


### Биология синфи 9

[App page](https://appshunter.io/ios/app/9/id1443517792)

This educational app provides detailed information on the internal structure of the human body, serving as a valuable resource for students and aspiring medical professionals. It features high-quality illustrations and interactive questions to reinforce learning.

**Highlights:** Detailed human body structure information, High-quality illustrations, Topic-based learning modules, End-of-topic review questions, Interactive learning through Q&A

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Русский язык free?

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

### Is Биология синфи 9 free?

Биология синфи 9 is free to download, with no in-app purchases.

### Do Русский язык or Биология синфи 9 have ads?

Русский язык shows ads; Биология синфи 9 does not.

### Which is updated more often, Русский язык or Биология синфи 9?

Русский язык ships an update every 3 months, and Биология синфи 9 every 9 months. Most recently, Русский язык was updated on October 9, 2026 and Биология синфи 9 on September 24, 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.*