📄Documents

CHM File Viewer Online

Open and preview .chm files (Compiled HTML Help) directly in your browser — no downloads, no installs, no account required.

Open CHM File Now →
🔒 Files never leave your browser⚡ Instant preview🆓 Free forever

About CHM Files

Extension.chm
Full NameCompiled HTML Help
MIME Typeapplication/vnd.ms-htmlhelp
Category📄 Documents
Processing🔒 In-browser (private)

Software That Creates CHM Files

  • Microsoft HTML Help Workshop
  • Windows Help Viewer
  • Okular
  • xCHM

Who Uses CHM Files?

  • Technical writers
  • Software developers
  • IT professionals
  • Help desk teams

How to Open CHM Files Online

  1. Visit ViewAnyFile.app

    Go to ViewAnyFile.app in any web browser.

  2. Upload your CHM file

    Drag and drop your .chm file, or click to browse.

  3. View instantly

    Your file renders immediately. It stays in your browser — nothing is uploaded.

Frequently Asked Questions

How do I open a CHM file online?

Visit ViewAnyFile.app and drag your .chm file into the upload area. It renders instantly — no download or account needed.

Is it safe to open CHM files on ViewAnyFile.app?

Yes. All processing for CHM files happens entirely inside your browser. Your files never leave your device and are never uploaded to any server.

Can I open CHM files on Mac and mobile?

Yes. ViewAnyFile.app works in any modern browser on Windows, macOS, Linux, iPhone (Safari), and Android (Chrome). No operating system restrictions.

Do I need to create an account?

No. ViewAnyFile.app is 100% free with no signup required. Just drag, drop, and view.