These days, most of the help guides available for Mac apps have the CHM extension (Microsoft Compiled HTML Help). Unfortunately, Mac OS X doesn't provide you with a native app to enable you to view this type of files. Read CHM is an application that enables its users to view the contents of CHM files with ease. Read CHM comes with intuitive tab view reading, sidebars and bookmark management tools. ICHM is an easy to use and free CHM file reader for the Mac. The iCHM application is fully built with Cocoa and it features fast rendering and an elegant user interface. Moreover, iCHM also comes with tab browsing and it enables its users to search within their CHM documents.
Files with chm extension are mainlyrelated to Microsoft compiled HTML help file format. CHM is acronym for Compiled Help Modules.
There are 4 other file types using
the CHM file extension!
.chm - Chameleon source font
.chm - ChemDraw chemical structure
.chm - Two Worlds 2 animation file
.chm - SWAT soil chemical input data
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CHM file extension- Microsoft compiled HTML help module
What is chm file? How to open chm files?
File type specification:
chm file icon:
Chm File Macbook
File extension chm is used for Microsoft compiled HTML help files. CHM is acronym for Compiled Help Modules. This format is used in Microsoft HTML Help, the standard help system for the Windows platform.
The chm file represents a collection of HTML documents and other data such as images and JavaScript compressed into a single file.
These chm files contain a number of powerful features present in the specifications available here including: Table of Contents, Index of keywords and Full-text search functionality.
Updated: April 22, 2020
The default software associated to open chm file:
Company or developer:
Microsoft Corporation
Microsoft Windows Help is used to create help files for Microsoft Windows operating system and other Microsoft applications. Windows Help SDKs are different for every version of Windows it can be called Windows Help, Help and Support Center, Assistance Platform 1.0 Client - Windows Vista Help SDK, Microsoft Windows: HTML Help 1.4 etc.
Company or developer:
Microsoft Corporation
Microsoft HTML Help Workshop is help documents authoring application.
Company or developer:
Microsoft Corporation
A family of operating systems developed by the Microsoft Corp. The first Windows was released in 1985 as a GUI add-on to MS-DOS. MS-DOS based Windows versions were developed to 2000, when was released the last version called Windows ME. Windows based on NT core started in 1993. Windows NT family are developed to these days, the latest version is called Windows 10.
Help how to open:
You can open *.chm file with Microsoft Windows Help viewer included in Windows system.
How to convert:
Some tools are able to export data from *.chm files.
Find converter to chm file type:
Chm File Macos
File identification strings:
HEX code: 49 54 53 46
ASCII code: ITSF
List of software applications associated to the .chm file extension
Recommended software programs are sorted by OS platform (Windows, macOS, Linux, iOS, Android etc.)
and possible program actions that can be done with the file: like open chm file, edit chm file, convert chm file, view chm file, play chm file etc. (if exist software for corresponding action in File-Extensions.org's database).
Chm File Format
Hint:
Click on the tab below to simply browse between the application actions, to quickly get a list of recommended software, which is able to perform the specified software action, such as opening, editing or converting chm files.
Software that open chm file - Microsoft compiled HTML help module
Programs supporting the exension chm on the main platforms Windows, Mac, Linux or mobile. Click on the link to get more information about listed programs for open chm file action.
Microsoft Windows:
Chm File Viewer Mac
Multiplatform: