.HTM File Overview

File Extension: HTM
File Type Description: Hypertext Markup Language File
File Type Developer: Various Developers
Primary Associated Software: Microsoft Notepad
Primary Software Developer: Microsoft Corporation

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What is File Extension HTM?

Opera Software developed the HTM file extension, also know as a Hypertext Markup Language File file, for the Opera software package. Annoymous user data statistics infer that HTM files are most popular in Portugal and with those using Windows 10 devices. Statisically, these users are most likely running the Google Chrome internet browser.

Associated Developers and Software

Internet Explorer by Microsoft Corporation
Espresso HTML by Fornace Srl
AbiWord by Open Source
Mozilla Firefox by Mozilla
Notepad2 by Open Source
Textastic Code Editor by Alexander Blach
Visual Studio Code by Microsoft Corporation
Microsoft Edge by Microsoft Corporation
Adobe Dreamweaver by Adobe Systems Incorporated
Amaya by Open Source
Opera by Opera Software
SCREEM by David A Knight
KompoZer by Open Source
Microsoft Notepad by Microsoft Corporation
Google Chrome by Google
WeBuilder by Blumentals Software
Apple Safari by Apple

Top HTM User Languages

Top HTM File User Browsers

Desktop Friendly?


Mobile Friendly?


Most Popular HTM File Countries

Top User Operating Systems

Windows 7 Windows 10 Windows 8.1 Windows XP

Associated Operating Systems


Other File Types Related to HTM Files

Extension File Type Developer File Category File Type Description
.HTML Various Developers Web Files Hypertext Markup Language File
.DX Digital Equipment Corporation Text Files DEC WPS Plus File
.JFI Joint Photographic Experts Group Raster Image Files JPEG File Interchange Image
.F06 Microsoft Corporation Font Files MS-DOS Screen Text 6 Pixels Height Font
.HPP Microsoft Corporation Developer Files C++ Header File
.PSM1 Microsoft Corporation Developer Files Windows PowerShell Script Module File
.FORCE Microsoft Corporation Temporary Files Microsoft 2005 And 2008 Visual Studio File
.3MF Open Source 3D Image Files 3D Manufacturing File
.SMS Sega Game Files Sega Master System ROM
.MED Rockwell Automation Inc. Developer Files RSView Development Project Archive

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