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.CHM File Extension

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File TypeCompiled HTML Help File

DeveloperMicrosoft
Popularity
3.8 (18 Votes) Thanks for voting!
Rare Uncommon Average Common Very Common
CategoryWeb Files
FormatBinary

Binary

This file is saved in a binary format, which requires a specific program to read its contents.

Definition

Help documentation compiled and saved in a compressed HTML format; may include text, images, and hyperlinks; viewable in a Web browser; used by Windows and other programs as an online help solution.

More Information

NOTE: Some CHM files may be opened using a Web browser, while others can only be opened with a CHM editor or CHM viewing program.

Program(s) that open .CHM files
Microsoft Windows LogoWindows
xCHM
GridinSoft CHM Decoder
GridinSoft CHM Editor
Softany WinCHM
Dawningsoft PowerCHM
Guohua ChmDecompiler
Help Explorer Viewer
Microsoft Internet Explorer
Mozilla Firefox
Mac OS X LogoMac OS
Chmox
xCHM
Enolsoft CHM View
Apple Safari
Mozilla Firefox
Linux LogoLinux
xCHM
Mozilla Firefox
ChmSee
kchmviewer
Updated 6/16/2014