# KPD vs ЕГЭ и ОГЭ 2027

The clearest difference is in-app purchases: KPD at none against ЕГЭ и ОГЭ 2027's 1. KPD also leads on ads (none vs shown) and rating (5.0 vs 4.6). ЕГЭ и ОГЭ 2027's advantage is ratings volume (142 vs 1) and review sentiment (44% vs 22%). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. ЕГЭ и ОГЭ 2027 sells 1 one-off in-app purchase. KPD asks for nothing beyond the download.

KPD holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: ЕГЭ и ОГЭ 2027 has 142 ratings behind it against 1, so its average is the more settled of the two. Written reviews complicate that: 22% of KPD's written reviews are positive against 44% of ЕГЭ и ОГЭ 2027's, so the app with the better star average is not the one people write more warmly about.

KPD ships an update every 5 months, ЕГЭ и ОГЭ 2027 every 6 months. The most recent releases landed on October 16, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | KPD | ЕГЭ и ОГЭ 2027 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/kpd-bio/id1229570219/reviews)** | [4.6 (142 ratings)](https://appshunter.io/ios/app/2027/id1247398003/reviews) |
| Number of ratings | 1 | **142** |
| Positive reviews | 22.2% of reviews | **44.2% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 5 months** | Every 6 months |
| Monetization | **Free** | Free with in-app purchases |
| Size | 10 MB | 50 MB |
| Requires iOS | 16.0 | **15** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [НОУ МЦНМО](https://appshunter.io/developer/1235476259) | [Alexandr Shustov](https://appshunter.io/developer/1245106342) |

## What reviewers say

### KPD

[App page](https://appshunter.io/ios/app/kpd-bio/id1229570219)

This app provides a comprehensive Russian-language electronic version of a leading biology textbook, ideal for high school students and teachers. It includes supplementary materials for practice and scientific article analysis, offering structured learning from basic to advanced concepts.

**Highlights:** Russian electronic textbook, Student Study Guide included, Inquiry in Action guide, University-level biology content, Illustrations and diagrams, Self-check questions and tasks, Electronic glossary search

**Features:** macOS Compatibility

**In-app purchases:** none


### ЕГЭ и ОГЭ 2027

[App page](https://appshunter.io/ios/app/2027/id1247398003)

Prepare for unified state exams (EGE) and basic state exams (OGE) with extensive theory and practice materials. This app offers a vast collection of resources to help students navigate their path to higher education or 10th-grade entry. Easily find all necessary study content within the application.

**Highlights:** Extensive theory materials, Practice tests, Preparation for university admission, Preparation for 10th grade entry, Easy navigation

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Без рекламы | $2.99 | one-time |


## Frequently asked questions

### Is KPD free?

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

### Is ЕГЭ и ОГЭ 2027 free?

ЕГЭ и ОГЭ 2027 is free to download, with in-app purchases available.

### Which has better reviews, KPD or ЕГЭ и ОГЭ 2027?

KPD is rated higher. KPD averages 5.0 out of 5 from 1 ratings, while ЕГЭ и ОГЭ 2027 averages 4.6 from 142 ratings.

### Do KPD or ЕГЭ и ОГЭ 2027 have ads?

ЕГЭ и ОГЭ 2027 shows ads; KPD does not.

### Which is updated more often, KPD or ЕГЭ и ОГЭ 2027?

KPD ships an update every 5 months, and ЕГЭ и ОГЭ 2027 every 6 months. Most recently, KPD was updated on October 16, 2026 and ЕГЭ и ОГЭ 2027 on October 15, 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.*