# Kortext vs cMate

The clearest difference is price: Kortext at Free against cMate's $2.99. Kortext also leads on update cadence (every 2 months vs every 69 months) and chart position (#101 vs unranked). cMate's advantage is review sentiment (50% vs 17%) and iOS requirement (12.0 vs 17.0). On ads, in-app purchases and device support there is nothing between them.

Kortext is free to download; cMate costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Kortext ships an update every 2 months, cMate every 69 months. The most recent releases landed on October 18, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Kortext | cMate |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| Rating | **[3.9 (1.3K ratings)](https://appshunter.io/ios/app/kortext/id1030400150/reviews)** | — |
| Number of ratings | **1.3K** | — |
| Positive reviews | 17.4% of reviews | **50.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 69 months |
| Monetization | **Free** | Paid |
| Best chart rank | **#101** | — |
| Size | 38 MB | 26 MB |
| Requires iOS | 17.0 | **12.0** |
| Devices | iPhone, iPad, Mac | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Kortext](https://appshunter.io/developer/882766054) | [Maxim Lukyanenko](https://appshunter.io/developer/1496252741) |

## What reviewers say

### Kortext

[App page](https://appshunter.io/ios/app/kortext/id1030400150)

**Currently charting:** #101 Top Free · Book (US App Store)

Access and read eBooks from various publishers with enhanced multimedia. Tools are included to help learners and academics engage with their content, offering features like note-taking, referencing, and text-to-speech.

**Highlights:** Read PDF and EPUB files, Access 13,000+ free eTextbooks, Highlight text and create notes, Add Harvard/APA references, Read Aloud functionality, Adjust text size and background, Search within books, 500MB free cloud storage

**In-app purchases:** none

**What reviewers like**

- 🚀 Easy to use
- 💡 Helpful features like highlighting and note-taking
- 👍 Convenient to access textbooks on the go
- 🚀 Efficient for studying

**What reviewers complain about**

- 🐛 Frequent crashes and bugs
- 🐛 Unreliable performance
- 🐛 Overlapping text and pages
- 🐛 Inconsistent navigation and page turning
- 🐛 Laggy and slow

**Reported bugs**

- Frequent crashes and freezes
- Pages not loading properly
- Highlighting and annotations not saving
- Login issues and inability to access content

**Requested features**

- Improved text-to-speech functionality
- Better organization and navigation of content
- Ability to customize text size and layout
- Syncing across multiple devices
- Offline reading mode


### cMate

[App page](https://appshunter.io/ios/app/cmate-marpol/id1497034214)

Access the complete MARPOL Convention, including the latest amendments, in both English and Russian. This app offers easy navigation and a powerful search function for quick access to specific sections.

**Highlights:** Full MARPOL Convention text, Latest amendments included, Bilingual (English/Russian), Convenient search function, Easy navigation

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Kortext free?

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

### Is cMate free?

cMate costs $2.99, with no in-app purchases.

### Do Kortext or cMate have ads?

Neither Kortext nor cMate shows ads.

### Which is updated more often, Kortext or cMate?

Kortext ships an update every 2 months, and cMate every 69 months. Most recently, Kortext was updated on October 18, 2026 and cMate on October 9, 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.*