.CHM File Overview

File Extension:	CHM
File Type Description:	Compiled HTML Help File
File Type Developer:	Microsoft Corporation
Primary Associated Software:	Mozilla Firefox
Primary Software Developer:	Mozilla

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Home File Types Web Files CHM

What is File Extension CHM?

Release of the Mozilla Firefox software program prompted the development of the Compiled HTML Help File file type by Mozilla. Internal website statistics show that CHM files are most popular with users in United States and those running the Windows 10 operating system. Generally, we have found that most of these people are Google Chrome users.

Associated Developers and Software

	CHM Decoder by GridinSoft LLC
	CHM Editor by GridinSoft LLC
	Two World II by Reality Pump Studios
	Microsoft Windows Help by Microsoft Corporation
	Guohua ChmDecompiler by Guohua Software
	SWAT by Grassland, Soil and Water Research Laboratory
	Apple Safari by Apple
	ChemDraw by PerkinElmer
	xCHM by Open Source
	Apple OS X by Apple
	WinCHM by Softany Software
	Microsoft HTML Help Workshop by Microsoft Corporation
	Mozilla Firefox by Mozilla
	macOS by Apple

Top CHM User Languages

Top CHM File User Browsers

Desktop Friendly?

Mobile Friendly?

Top User Operating Systems


Windows 10	Windows 11	Windows 6	Windows 8.1

Associated Operating Systems

	Windows
	Mac
	iOS
	Android
	Linux

Other File Types Related to CHM Files

Extension	File Type Developer	File Category	File Type Description
.ENV	Adobe Systems Incorporated	Data Files	Adobe Dictionary Data File
.SLT	Mozilla	Settings Files	Mozilla User Profile Folder
.CMS	Opera Software	Web Files	Content Management System Web Page File
.DER	Mozilla	Web Files	DER Certificate File
.OWC	OutWit Technologies	Database Files	OutWit Catch Database
.CER	Microsoft Corporation	Web Files	Internet Security Certificate
.FAQ	The Document Foundation	3D Image Files	Frequently Asked Questions Document
.JMH	Unknown Developer	Raster Image Files	JPEG File Interchange Format
.MAR	Microsoft Corporation	Database Files	Microsoft Access Report
.PART	Mozilla	Uncommon Files	Partially Downloaded File