Convert CHM to EPUB

Transform Microsoft Help files into universal e-reader formats

Muaz Muaz Patrick Csaba Kissi Venelin K
★ ★ ★ ★ ★
Trusted by 500+ users daily
Select File
Choose Format
Convert
or

Paste a direct link to your file

% uploaded

Uploading Your File

Please wait while your file is being uploaded...

256-bit SSL Encryption
No data sharing
Delete after download

Convert from URL

Paste a direct link to your file

Must be a direct link with file extension (e.g., .pdf, .jpg, .docx)

Examples:

  • https://example.com/report.pdf
  • https://cdn.example.com/image.jpg

Your Privacy is Our Priority

We use enterprise-grade security to protect your files

256-bit End-to-End Encryption

Bank-level SSL/TLS encryption protects your files during upload, conversion, and download

Automatic File Deletion

Guest files auto-delete in 24 hours or Delete immediately with our privacy option

Zero Access Policy

We never access, view, or share your files • Conversion is fully automated

Secure Cloud Infrastructure

Powered by Cloudflare R2 • ISO 27001 certified data centers

GDPR & Privacy Compliant

No tracking pixels • No data selling • Complete transparency

🎉 Download Complete!

Enjoyed that conversion?

Get unlimited conversions and premium features!

Best Value

Subscription Plan

Unlimited conversions

$9
/month
  • Files up to 2GB
  • Priority processing
Upgrade Now

Pay as You Go

Buy credits when you need them

$0.08
/conversion

Credits never expire • No subscription

View Options

Continue with free conversions or upgrade for premium features

⚠️ Running Low on Credits!

You have 0 credits remaining

Upgrade now to get unlimited conversions and never worry about running out!

Best Value

Unlimited Plan

Never run out of credits

$9
/month
  • Unlimited conversions
  • Files up to 2GB
  • Priority processing
Upgrade to Unlimited

Buy More Credits

Top up when you need them

$0.08
/conversion

Credits never expire • No commitment

Buy Credits

Stay on the free plan with 0 credits remaining

🎁 Get 10 Free Credits!

Sign up for a free account

Start with 10 free conversions and unlock more features!

What you get:

  • 10 free conversions to start
  • Access to all file formats
  • Track your conversion history
  • No credit card required

Takes less than 30 seconds to sign up

Looking for API Access? Integrate our file conversion API into your applications and automate your workflows, see how to convert CHM to EPUB using API →

Our CHM to EPUB converter allows you to transform Microsoft Compiled HTML Help (.chm) files into the widely-supported EPUB format. CHM files are primarily designed for Windows help documentation, while EPUB is compatible with virtually all e-readers, tablets, and smartphones. Converting your CHM files to EPUB makes your documentation or e-books accessible across multiple devices and platforms, giving you the flexibility to read your content anywhere without requiring specialized software.

How to convert CHM to EPUB

  1. Upload your CHM file to our secure converter

  2. Choose conversion settings (optional)

  3. Click 'Convert' and wait for processing to complete

  4. Download your new EPUB file ready for any e-reader

Benefits of converting CHM to EPUB

Universal compatibility with e-readers, tablets, and smartphones

Improved reading experience with reflowable text and responsive layouts

Easier navigation with standardized table of contents

Access your content offline on any device

Retain all original text, images and formatting from your CHM files

Frequently Asked Questions

What is a CHM converter?

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

How do I convert CHM to EPUB ?

Converting CHM to EPUB is simple: Upload your CHM file, select EPUB as the output format, 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.