# CHMate: EPUB & CHM Reader

> Search, annotate, read offline

Canonical page: [https://chrome-stats.com/d/id335157929](https://chrome-stats.com/d/id335157929)

## Overview

- **ID:** `id335157929`
- **Platform:** Apple
- **Type:** Apple app
- **Status:** Available
- **Publisher:** 贤安 陈
- **Category:** Books
- **Rating:** 3.60 / 5 (20 ratings)
- **Version:** 260821.0
- **Last updated:** 2026-08-24
- **First published:** 2009-10-29
- **Size:** 8.29 MB
- **Data as of:** 2026-09-07
- **Store listing:** [Apple App Store](https://apps.apple.com/us/app/chmate-epub-chm-reader/id335157929)
- **Website:** [https://lazyapps.com](https://lazyapps.com/)
- **Privacy policy:** [https://lazyapps.com/privacy.en.html](https://lazyapps.com/privacy.en.html)

## Description

Rebuilt for modern iOS: experience the quiet elegance of fine paper reading for EPUB & CHM files. Rich typography customization. Download free with no subscriptions.

Most e-readers are bloated with monthly subscription traps, intrusive ads, and clumsy formatting.
CHMate brings the quiet focus and tactile elegance of a real book back to your screen.
Native EPUB and CHM reader with rich typography customization, instant search, and paper themes.
Trusted by readers for over a decade, now rebuilt natively for modern iOS.
Download free. Unlock unlimited bookshelf with a one-time purchase.

CHMate is a local EPUB and CHM reader for iPhone and iPad. Import the books and documents you already own, arrange them into a library you enjoy, and read each one in the way that suits it best.

CRAFTED FOR FOCUSED READING
• Paper Texture & Themes: Curated paper backgrounds, customizable fonts, line spacing, margins, and dark mode
• Distraction-Free: Clean interface designed to put nothing between you and the text
• Tactile Gestures: Smooth chapter transitions and fluid page-turning that respect your reading rhythm

DUAL FORMAT POWER: EPUB & CHM
• EPUB: Perfect for literature, novels, and reflowable publications
• CHM & MHT: Read technical documentation, programming references, and compiled help manuals with structured tables of contents

POWERFUL, PRIVATE UTILITIES
• Instant Search: Lightning-fast full-text search across chapters
• Highlights & Notes: Capture the quotes that move you and review annotations easily
• iCloud Theme Sync: Seamlessly sync your typography themes across your devices via CloudKit
• Local Wi-Fi Transfer: Drop books directly from your computer browser to your device over Wi-Fi without cables

HONEST PRICING
• Free to download and read
• Pay once to unlock the unlimited bookshelf forever
• No subscriptions. No ads. No tracking.

## Rankings

- #274,015 — Overall

## Review summary

Users praise CHMate for reliable CHM support and smooth performance with strong document organization, and appreciate the ad-free, easy-to-use experience. However, recurring problems include crashes (especially when searching and on iPad Pro), cloud sync and TOC/index navigation issues, and bugs introduced by updates. Some requests include more color themes and cover-style book displays. The developer is frequently noted for responsive support and quick bug fixes.

### Pros

- CHM support on iOS (a standout feature)
- Smooth performance and good handling of large CHM manuals
- Ad-free, easy to use, and free to use
- Strong filing/organization system for books and documents
- Responsive developer with quick bug fixes/support

### Cons

- Frequent crashes and instability (search crashes; app opens/closes abruptly; iPad Pro crashes)
- Cloud sync issues and navigation problems (sync not working; TOC/index sometimes inaccessible)
- Bugs introduced by updates (post-update crashes during search; UI/content issues like dim images)

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Source: [Chrome-Stats](https://chrome-stats.com/d/id335157929)