CHM Converter

Free online CHM converter - Transform Microsoft Help files to various formats easily

Muaz Muaz Patrick Csaba Kissi Venelin K
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Convert your CHM (Compiled HTML Help) files to various formats with our easy-to-use online converter. CHM is Microsoft's proprietary format for help files, combining compressed HTML documents, images, and other media into a single indexed file that provides a comprehensive help system.

Our CHM converter allows you to transform your help documentation into more accessible formats like PDF, HTML, or TXT. Whether you need to extract content from legacy help systems, make documentation accessible on non-Windows platforms, or simply want to repurpose the information, our tool makes the process simple and efficient.

About CHM Format

CHM (Compiled HTML Help) is Microsoft's help file format introduced as a replacement for WinHelp. Key features include:

  • Compressed HTML content for reduced file size
  • Full-text search capabilities
  • Table of contents and index support
  • Integration with Windows operating systems
  • Support for multimedia elements and interactive content

How to convert CHM

  1. Upload your CHM file using the file picker or drag & drop

  2. Select your desired output format (PDF, HTML, TXT, etc.)

  3. Wait for the automatic conversion process to complete

  4. Download your converted file

Benefits of converting CHM

Free online CHM converter with high-quality output

Extract content from Microsoft Help files without specialized software

Make documentation accessible across all platforms and devices

Preserve formatting, images, and links during conversion

Secure and private - your files are automatically deleted after conversion

Frequently Asked Questions

What is a CHM converter?

A CHM converter is an online tool that transforms CHM files to other formats . Our CHM converter maintains file quality while ensuring fast and secure conversion.

How do I convert CHM ?

Converting CHM is simple: Upload your CHM file, and click convert. Your file will be ready for download in seconds.

Is the CHM converter free?

Yes, our CHM converter is completely free to use. You can convert CHM files without any cost or registration. Premium features are available for users who need batch processing or larger files.

What's the maximum file size for CHM conversion?

Free users can convert CHM files up to 100MB. Premium users enjoy increased file size limits and additional features like batch conversion.