# CHMate+ vs CHM+

The clearest difference is price: CHM+ at Free against CHMate+'s $9.99. CHM+ also leads on review sentiment (83% vs 61%) and iOS requirement (15.0 vs 18.0). CHMate+'s advantage is rating (3.8 vs 3.0) and in-app purchases (none vs 1). On update cadence and device support there is nothing between them.

CHM+ is free to download; CHMate+ costs $9.99 up front. CHM+ sells 1 one-off in-app purchase. CHMate+ asks for nothing beyond the download.

CHMate+ holds the better App Store score, 3.8 against 3.0. Both are backed by a comparable volume of ratings — 8 and 2 respectively. Written reviews complicate that: 61% of CHMate+'s written reviews are positive against 83% of CHM+'s, so the app with the better star average is not the one people write more warmly about.

CHMate+ ships an update every 2 months, CHM+ every 6 weeks. The most recent releases landed on September 23, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | CHMate+ | CHM+ |
| --- | --- | --- |
| Price | $9.99 | **Free** |
| Rating | **[3.8 (8 ratings)](https://appshunter.io/ios/app/chmate-plus-epub-and-chm-reader/id324516521/reviews)** | [3.0 (2 ratings)](https://appshunter.io/ios/app/chm-plus-chm-document-reader/id6745147168/reviews) |
| Number of ratings | **8** | 2 |
| Positive reviews | 60.9% of reviews | **83.3% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Every 6 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Best chart rank | **#138** | — |
| Size | 48 MB | 16 MB |
| Requires iOS | 18.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [贤安 陈](https://appshunter.io/developer/318015371) | [俊锋 仝](https://appshunter.io/developer/1209824000) |

## What reviewers say

### CHMate+

[App page](https://appshunter.io/ios/app/chmate-plus-epub-and-chm-reader/id324516521)

**Currently charting:** #138 Top Paid · Book (US App Store)

This app provides a robust reading experience for EPUB and CHM eBooks. Organize your library, add bookmarks and notes, and easily search for text. Customize your reading with adjustable fonts and brightness, and share passages with friends.

**Highlights:** Organize files into personal collections, Add bookmarks and notes, Customizable fonts and line height, Built-in search feature, Share quotes with friends, Adjustable screen brightness

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 🚀 Great CHM reader
- 👍 Smooth navigation
- 👍 Customizable text formatting
- 👍 Useful annotation features
- 👍 Reliable and stable

**What reviewers complain about**

- 🐛 Crashes and freezes after updates
- 🐛 Compatibility issues with some CHM files
- 🔍 Limited search functionality
- 📂 Lack of file management options
- 💰 Expensive for a CHM reader

**Reported bugs**

- Crashes when searching within documents
- Table of contents not syncing with current position
- Highlighting and annotations not working reliably
- Issues with opening and loading certain CHM files

**Requested features**

- Full-text search across documents
- Folder organization for files
- Improved image handling and zooming
- Sync with cloud storage services
- Ability to rename files


### CHM+

[App page](https://appshunter.io/ios/app/chm-plus-chm-document-reader/id6745147168)

This app provides a streamlined way to read CHM documents on iOS devices. It offers quick import from local storage and iCloud, fast opening of large files, and efficient chapter navigation. Enjoy a smooth reading experience with support for multiple encodings.

**Highlights:** Quick document import (local storage, iCloud), Fast opening of large CHM files, Table of contents chapter switching, Multi-screen collaboration on iPad, Support for multiple encoding types, Smooth reading experience

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CHM Pro | $4.99 | one-time |


## Frequently asked questions

### Is CHMate+ free?

CHMate+ costs $9.99, with no in-app purchases.

### Is CHM+ free?

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

### Which has better reviews, CHMate+ or CHM+?

CHMate+ is rated higher. CHMate+ averages 3.8 out of 5 from 8 ratings, while CHM+ averages 3.0 from 2 ratings.

### Do CHMate+ or CHM+ have ads?

CHM+ shows ads; CHMate+ does not.

### Which is updated more often, CHMate+ or CHM+?

CHMate+ ships an update every 2 months, and CHM+ every 6 weeks. Most recently, CHMate+ was updated on September 23, 2026 and CHM+ on September 26, 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.*