CHM Viewer/Reader

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About this app

CHM Viewer/Reader is a powerful and elegant viewer for Microsoft Compiled HTML Help (.chm) files on your Android device. Whether you're reading technical documentation, programming references, or software manuals, CHM Reader gives you a smooth, feature-rich reading experience right on your phone or tablet.

CORE FEATURES

- Open CHM Files Instantly
Automatically scans your device for .chm files or use the built-in file picker to open from any location. You can also import CHM files directly from a URL.

- Beautiful WebView Reader
Full HTML rendering with embedded images, CSS, and JavaScript support. Content looks exactly as intended with proper formatting and styling.

- Table of Contents Navigation
Slide-out navigation drawer shows the full hierarchical table of contents with expand/collapse support. Jump to any section instantly.

- Find in Page
Search within the current page with match highlighting and next/previous navigation.

ADVANCED READING FEATURES

- Bookmarks
Save your favorite pages with timestamps. Access all your bookmarks from the menu and jump back to any saved position.

- Reading History
Tracks every page you visit with timestamps. Easily revisit pages you've read before.

- Reading Progress
Automatically saves your last read page and scroll position for every file. Pick up exactly where you left off.

- Font Customization
Adjust font size (12-32sp), choose your preferred font family (serif, sans-serif, monospace), and set custom line spacing (1.0x-2.5x) for the most comfortable reading experience.

- Dark Mode
Full dark/light theme support with automatic CSS injection so content adapts seamlessly to your preferred mode.

SEARCH & NAVIGATION

- Global Full-Text Search
Search across ALL pages in the entire CHM file at once. Results show page titles, text snippets, and match counts sorted by relevance.

- Search History
Your recent searches are saved and shown as suggestions for quick repeat searches.

- Back/Forward Navigation
Browser-style back and forward buttons let you navigate through your reading history within a file.

- Breadcrumb Trail
Visual breadcrumb bar shows your current position within the table of contents hierarchy.

SHARING & EXPORT

- Text-to-Speech
Listen to any page read aloud using Android's built-in TTS engine. Perfect for hands-free reading.

- Share Content
Share the current page's text with any app on your device.

- Copy to Clipboard
Copy page text to your clipboard with a single tap.

- PDF Export
Export any page as a PDF document for offline sharing or printing.

FILE MANAGEMENT

- Sort Options
Sort your file library by date, name, or size in ascending or descending order.

- Favorites
Mark your most-used files as favorites and filter to show only favorited files.

- URL Import
Download CHM files directly from the web by entering a URL.

- Pinch-to-Zoom
Standard zoom controls for comfortable reading on any screen size.

- Encoding Support
Handles UTF-8, ISO-8859-1, and other character encodings automatically for international content.

CHM Reader is completely free with no ads. Perfect for developers, students, IT professionals, and anyone who works with CHM documentation files.