# CHM Reader - read chm, txt — Professional Chm Viewer

> Professional CHM and TXT document reader with advanced navigation and customization. (iPhone/iPad app by 灿耿 陈.)

- Source: https://appshunter.io/ios/app/chm-reader-read-chm-txt/id6758199572 (this page in markdown: same URL + `.md`)
- Developer: [灿耿 陈](https://appshunter.io/developer/1688324562)
- Category: Books
- Price: Free with in-app purchases
- Rating: 5.00/5 from 1 App Store ratings · 7 written reviews indexed
- Age rating: 4+
- Requires: iOS 16 · 19 MB
- Languages: American English, Arabic, French (France), Hindi, Indonesian, Japanese, Korean, Russian, Chinese (Simplified, China), European Spanish and 3 more
- Released: 2026-01-27
- Data updated: 2026-08-26
- Monetization: freemium
- User reviews in markdown: https://appshunter.io/ios/app/chm-reader-read-chm-txt/id6758199572/reviews.md

## What is CHM Reader?

CHM Reader & Viewer - Professional CHM Document Reader

A streamlined and efficient CHM document reader that provides you with a smooth and comfortable reading experience.

Key Features:
• Professional CHM Format Support - Perfect compatibility with various CHM documents, supporting multiple encoding formats
• Smart Table of Contents Navigation - One-tap jump, quick content positioning
• Powerful Search Function - Full-text search, instantly find the information you need
• Personalized Reading - Font size adjustment, night mode
• Bookmark Collection - Save important sections, offline access

Designed specifically for efficient reading, making your document browsing more convenient.

How to Use:
After opening the app, click "+" to add CHM files and start reading.

Encoding Support:
Built-in encoding format toggle button in the reader menu, supports GBK, UTF-8 and other encodings, easily solve garbled text issues.

Subscription Options:
• Offers weekly and annual memberships, lifetime membership
• Payment will be charged to your iTunes account
• Auto-renewal occurs within 24 hours before subscription expires
• Manage or cancel subscriptions anytime in account settings

Designed specifically for efficient reading, making your document browsing more convenient.

Terms of Service: https://chmreader.xzonesoft.com/terms.html
Privacy Policy: https://chmreader.xzonesoft.com/privacy.html
Contact Us: support@xzonesoft.com

## Key features

- Professional CHM format support
- Smart Table of Contents navigation
- Full-text search
- Adjustable font size
- Night mode
- Bookmark collection

## Pricing and in-app purchases

Base price: Free.

**Subscriptions**

| Subscription | Price | Period |
| --- | --- | --- |
| Weekly members | $1.99 | per 7 days |
| Annual Subscription | $4.99 | per year |

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| Lifetime Membership | $6.99 | one-time |


## Recent user reviews (7 of 7)

All indexed reviews: https://appshunter.io/ios/app/chm-reader-read-chm-txt/id6758199572/reviews.md

### 1/5 — 想看正常大小的chm就别下

*2026-08-11*

不给钱只能看5页，差劲透顶

**Developer response:** 不好意思，免费预览供大家先体验内容，完整版阅读需订阅，免费福利持续开放，我们会优化调整。有其它问题可以联系support@xzonesoft.com

### 3/5 — 可惜没有整个chm搜索

*2026-08-08*

格式符合，但是没有整个chm搜索功能

**Developer response:** 感谢反馈，会在新版本优化当前搜索功能，近期就会上线，有其它问题也可以随时反馈support@xzonesoft.com

### 5/5 — 非常好用

*2026-03-28*

方便快捷，是很好的工具

**Developer response:** 感谢您的反馈，很开心对您有帮助

### 5/5 — 阅读器分享

*2026-03-11*

目前移动端用到的最好用的chm阅读器

**Developer response:** 感谢认可，很高兴能帮到您。

### 5/5 — 问题反馈

*2026-03-03*

1.文档页面中，文档过多时没法下滑页面，看不到其他上传的文档
2.文档删除功能有问题，文件删除后，关闭app重启，该文件仍然在文档列表中

2026.3.4
提出的问题都已解决👍

**Developer response:** 感谢反馈，问题已修复，可以更新到最新版本体验

### 2/5 — 编码支持

*2026-03-02*

还不能支持us-ascii编码

**Developer response:** 新版本已经支持该编码，可以更新体验

### 1/5 — 不能跳转

*2026-02-28*

如题

**Developer response:** 新版本已经支持文档内外部的跳转，正在审核，稍后可以更新体验

## Frequently asked questions about CHM Reader

### How do I add CHM files to CHM Reader?

After opening CHM Reader, tap the '+' button to add your CHM files and begin reading. The app supports multiple encoding formats like GBK and UTF-8 to prevent garbled text.

### Does CHM Reader support offline reading?

Yes, CHM Reader allows you to save important sections as bookmarks for offline access. This feature ensures you can review crucial information even without an internet connection.

### What are the subscription options for CHM Reader?

CHM Reader offers weekly, annual, and lifetime membership options. Weekly members are charged $1.99 for 7 days, and annual subscriptions are $4.99 per year. Payment is processed through your iTunes account.

### How can I cancel my CHM Reader subscription?

You can manage or cancel your subscriptions at any time through your account settings. Auto-renewal occurs within 24 hours before the subscription expires, so be sure to adjust settings accordingly.

### Is CHM Reader suitable for all ages?

CHM Reader is rated for ages 4 and up, making it appropriate for a wide range of users. Its focus on document reading means it contains no age-inappropriate content.

### What devices is CHM Reader compatible with?

CHM Reader is available for iPhone, iPad, and iPod devices. It is designed to offer a smooth reading experience across Apple's mobile ecosystem.

### How often is CHM Reader updated?

The latest version of CHM Reader is 1.4, and it was last updated on May 26, 2026. This indicates a recent update, suggesting ongoing development and support.

### What is the user sentiment for CHM Reader?

CHM Reader has a rating of 4.2 stars from 13 ratings. This suggests generally positive user sentiment, with users appreciating its functionality and ease of use.

## Version history (last 5 releases)

### 1.4 — 2026-05-26

1. Added several new cover styles for bookshelf documents.
2. Fixed known issues and optimized the user experience.

### 1.3 — 2026-05-17

1. Supports additional sorting options
2. Document display supports multiple view modes
3. Optimized styling and user experience on iPad

### 1.2 — 2026-03-12

1. Fixed the issue of internal and external link navigation within documents
2. Added support for us-ascii encoding format
3. Optimized user experience

### 1.1 — 2026-02-26

1. Thanks to user zfh31 for their feedback; issues such as page scrolling have been fixed.
2. Support for more encoding formats.
3. Optimized user experience on iPad.

### 1.0 — 2026-01-27

No release notes.

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| --- | --- | --- | --- |
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All apps by 灿耿 陈: https://appshunter.io/developer/1688324562

## Related topics

[chm reader](https://appshunter.io/ios/topics/chm-reader)

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-26.*