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Easily convert your CHM files online with no registration required. Convert your CHM documents from Windows, Linux, or macOS. Simply drag and drop your file into the upload form, select the desired output format, and click the convert button. Once the conversion is complete, you can download your HTM file.
Depending on the CHM file's size and format, conversion may take a few moments, but most files convert quickly. With advanced features, you can convert password-protected documents and have the results sent to your email.
Convert your CHM documents anytime, anywhere, on any device—including mobile. Use this conversion app online 24/7—free for basic conversions.
Check our videoThe CHM file format was developed by Microsoft for storing and displaying online help documentation, combining multiple HTML pages into a single compressed file. It is commonly opened using Microsoft's HTML Help Viewer, but third-party tools like 7-Zip or SumatraPDF can also extract or view CHM files. The format supports a hierarchical table of contents, full-text search, and embedded multimedia, making it a versatile solution for organizing and accessing help content efficiently.
HTM is a file format used to create and structure content for web pages, defining elements like text, images, and links. It can be opened and edited using text editors like Notepad or specialized tools like Visual Studio Code, Adobe Dreamweaver, or web browsers for rendering. The format uses tags enclosed in angle brackets to define elements, supports CSS for styling, JavaScript for interactivity, and can include multimedia, making it the foundation of modern web development.
You can also convert CHM into many other file formats. Please see the complete list below.