.thm file: how to open it on Windows
9 Windows apps register the .thm extension. Install one of them to open the file with a double-click.
- LibreOffice
LibreOffice is a free and powerful office suite, and a successor to OpenOffice.org (commonly known as OpenOffice). Its clean interface and feature-rich tools help you unleash your creativity and enhance your productivity.
- ACDSee Free
ACDSee Free is a fast and powerful file browser, ideal for viewing RAW images, as well as searching and sorting your media libraries.
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JPEGsnoopA detailed JPEG image decoder and analysis tool. It reports all image metadata and can even help identify if an image has been edited.
- ACDSee Photo Studio Ultimate 2026
Navigate Your Creative Path and Digital Assets with AI-Powered Precision
- ACDSee Photo Studio Home 2026
ACDSee Photo Studio Home 2026 equips you with the tools to master your extensive photo collection.
- ACDSee Photo Studio Professional 2026
ACDSee Photo Studio Professional supplies you with a resourceful toolkit that blends cutting-edge, locally powered Artificial Intelligence (AI) with legendary digital asset management and sophisticated RAW image editing.
- OpenOffice
The Free and Open Productivity Suite
- LibreOffice PreRelease
LibreOffice is a free and powerful office suite, and a successor to OpenOffice.org (commonly known as OpenOffice). Its clean interface and feature-rich tools help you unleash your creativity and enhance your productivity.
- ACDSee Gemstone Photo Editor 15
ACDSee Gemstone Photo Editor 15 is your launchpad for limitless creativity, built to fuel every graphic design and photo editing journey. Engineered for both precision and ease, Gemstone gives you the freedom to explore new creative frontiers.
Related guide: Change the default app for a file type in Windows