THM File Extension

The THM file extension was created by Developer and is also known as the Thumbnail Image File. THM is classified as a Common File Types and This file is saved in a binary format, which requires a specific program to read its contents. You can open THM files in Microsoft Windows Photos program.

Thumbnail Image File Type

Thumbnail Image File Type
Extension .thm
Developer Not Available
Popularity 5.0 (1 Votes)
Mime Type mime-type/not.available
Default Program Microsoft Windows Photos
Category Common File Types
Format Binary
Updated 7/1/2025

What is a THM File Type?

Free Online THM Tools & Apps

Access powerful and secure free online THM tools to convert, view, edit, merge, split, and compare THM files — all without installing any software. Our tools support the .THM (Thumbnail Image File) file extension and run smoothly in any modern browser.

Select a tool below to explore features and manage your THM files directly from your device with ease.

THM Files Common Issues

There are few common issues with the Thumbnail Image File .THM=8881 File Extensions while opening the .THM=8881 files on Windows and MacOs, we have solution to those issues such as:

Can't Open THM Files?

  1. You must have supported software programs installed for Thumbnail Image File on your system such as Microsoft Windows Photos.
  2. Associate default Microsoft Microsoft Windows Photos program for *.thm (Thumbnail Image File) files.

    Associate THM Default Program on Windows
    1. Right-click a *.THM (e.g example.thm) file and click Open With.
    2. In the Open with dialog box, click Microsoft Microsoft Windows Photos program Or click Browse to locate the program (*.exe) that you want.
    3. Select check box for Always use this app to open .thm files.

    Associate THM Default Program on MacOs
    1. Click *.THM (e.g example.thm) file and click information -> Open With.
    2. In the programs list, click Microsoft Microsoft Windows Photos program Or other appropriate program that you want.
    3. Confirm Change for all... and Contine.
    4. A message will appear "This change will be applied to all files with .Microsoft Windows Photos extension. By clicking Continue you confirm your selection", click Contine to apply changes.

All Platform Software Programs for THM File Extension

List of all softwares that can open the THM files on each platforms such as Windows, Mac, iOS, Linux, Web and Android, you may click the each software link for more details for other supported formats for each software and the verified direct download links for each software with complete lisensing details.

Microsoft Windows logo image Open THM File on Windows

Software License Developer
ACD Systems ACDSee image. ACD Systems ACDSee 2019 for Windows Commercial ACD Systems
Corel CorelDRAW Graphics Suite image. Corel CorelDRAW Graphics Suite 2020 for Windows Commercial Corel
Microsoft Windows Photo Viewer image. Microsoft Windows Photo Viewer WINDOWS 7 for Windows Bundled Microsoft
Microsoft Windows Photos image. Microsoft Windows Photos 2020 for Windows Bundled Microsoft

MacOs logo image - FileProInfo.comOpen THM File on Mac OS

Software License Developer
Corel CorelDRAW Graphics Suite image. Corel CorelDRAW Graphics Suite 2020 for MacOs Commercial Corel
Apple Preview image. Apple Preview 10 for MacOs Bundled Apple

Linux logo image - FileProInfo.comOpen THM file on Linux

Software License Developer

Website logo image - FileProInfo.comOpen THM file on Web

Software License Developer

iOS logo image - FileProInfo.comOpen THM file on iOS

Software License Developer

Android logo image - FileProInfo.comOpen THM file on Android

Software License Developer

About Licensing

  1. Free Trial This software are often used for an attempt period, like 14 days, before requiring payment. Some trial versions have a reduced feature set.
  2. Free This software is liberal to use. Examples include open-source , freeware software, like free programs supported by advertising.
  3. Free+ This software is liberal to download and use, but contains in-app purchases (IAP) to unlock additional content or functionality.
  4. Paid This software must be purchased so as to use it. it's going to be offered as a perpetual license or ongoing subscription.
  5. Included with OS This software is bundled with an OS , like Windows, macOS, or Android.

THM file extension icon image.About THM - Thumbnail Image File

FileProInfo is to help you understand about the Thumbnail Image File with *.THM suffix, and provide the complete detail as how to open, edit, convert, merge, split and compare it with other related software programs, software download links and free online apps and tools.

Our professional team members at FileProInfo have been individually researched and verified the details for THM. We want to be 100% accurate and publish the information about file formats, tools, apps and software programs that we have tested and validated.

If you would like to suggest any additions or updates to this page for THM, please let us know.

Updated 7/1/2025