# CHMate+ vs Gutenberg Reader PRO

The clearest difference is rating: CHMate+ at 3.8 against Gutenberg Reader PRO's 3.1. CHMate+ also leads on review sentiment (61% vs 29%) and update cadence (every 2 weeks vs every 5 weeks). Gutenberg Reader PRO's advantage is price ($5.99 vs $9.99) and iOS requirement (13.0 vs 26.0). On ratings volume, ads, in-app purchases and device support there is nothing between them.

CHMate+ costs $9.99 and Gutenberg Reader PRO $5.99 up front. Neither carries in-app purchases, so what you see is what you pay.

CHMate+ holds the better App Store score, 3.8 against 3.1. Both are backed by a comparable volume of ratings — 8 and 10 respectively. Written reviews point the same way: 61% of CHMate+'s written reviews are positive against 29% of Gutenberg Reader PRO's.

CHMate+ ships an update every 2 weeks, Gutenberg Reader PRO every 5 weeks. The most recent releases landed on October 25, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | CHMate+ | Gutenberg Reader PRO |
| --- | --- | --- |
| Price | $9.99 | **$5.99** |
| Rating | **[3.8 (8 ratings)](https://appshunter.io/ios/app/chmate-plus-epub-and-chm-reader/id324516521/reviews)** | [3.1 (10 ratings)](https://appshunter.io/ios/app/gutenberg-reader-pro-no-ads/id1410500581/reviews) |
| Number of ratings | 8 | **10** |
| Positive reviews | **60.9% of reviews** | 28.6% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 5 weeks |
| Monetization | **Free** | Paid |
| Best chart rank | **#151** | — |
| Size | 51 MB | 17 MB |
| Requires iOS | 26.0 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [贤安 陈](https://appshunter.io/developer/318015371) | [Haven Tran](https://appshunter.io/developer/1291655261) |

## What reviewers say

### CHMate+

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

**Currently charting:** #151 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


### Gutenberg Reader PRO

[App page](https://appshunter.io/ios/app/gutenberg-reader-pro-no-ads/id1410500581)

Access over 100,000 free public domain eBooks from Project Gutenberg. Enjoy a customizable, ad-free reading experience with features like text-to-speech, offline downloads, and note-taking.

**Highlights:** 100,000+ Free eBooks, Ad-free reading experience, Offline downloads, Text-to-Speech (TTS) audio, Customizable reading settings, Bookmark, highlight, and notes

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

**In-app purchases:** none


## Frequently asked questions

### Is CHMate+ free?

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

### Is Gutenberg Reader PRO free?

Gutenberg Reader PRO costs $5.99, with no in-app purchases.

### Which has better reviews, CHMate+ or Gutenberg Reader PRO?

CHMate+ is rated higher. CHMate+ averages 3.8 out of 5 from 8 ratings, while Gutenberg Reader PRO averages 3.1 from 10 ratings.

### Do CHMate+ or Gutenberg Reader PRO have ads?

Neither CHMate+ nor Gutenberg Reader PRO shows ads.

### Which is updated more often, CHMate+ or Gutenberg Reader PRO?

CHMate+ ships an update every 2 weeks, and Gutenberg Reader PRO every 5 weeks. Most recently, CHMate+ was updated on October 25, 2026 and Gutenberg Reader PRO on October 10, 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.*