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DEM files: All you need to know

How to open files with extension DEM

DEM File

Did your computer fail to open a DEM file? We explain what they are used for and recommend software that we know can open or otherwise handle your .DEM files.

What is a DEM file?

Files that contain the .dem file extension are most commonly associated with video game demo files.

A variety of commercial video games use the DEM file format for demonstration purposes. These files normally contain in-game recordings that show users an example of the associated video game.

Popular video games that use the .dem file extension include Unreal Tournament, Half-Life and Quake.

The .dem file extension is also used for a variety of 3D graphic files, such as those create by Vista Pro and ArcView.

The .dem file suffix is also used by the iGO software application. These DEM files contain elevation model files that are used by the software program.

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Suggest another file format using extension DEM

While we know of one file format using the .DEM file extension, there may be more. It is widespread that different programs use files with the same file extension for very different types of data. Please let us know if you are aware of a different kind of .DEM file.

Various DEM file openers, viewers, etc.

These apps are known to open certain types of DEM files. Remember, different programs may use DEM files for different purposes, so you may need to try out a few of them to be able to open your specific file.

Left DeadLeft DeadUser submitted
Scilab ApplicationScilab ApplicationUser submitted
VindictusVindictusUser submitted
Left4Dead2Left4Dead2User submitted
Left4deadLeft4deadUser submitted
CSS FULL DZCSS FULL DZUser submitted
Counter-Strike - SourceCounter-Strike - SourceUser submitted
Counter-Strike SourceCounter-Strike SourceUser submitted
PortalPortalUser submitted
TitanfallTitanfallUser submitted
We have not verified any software that we know for certain will work with DEM-files on Mac. If you know one, please use the 'Suggest a program' link below and tell us about it!
We have not verified any web services that we know for certain will work with DEM-files. If you know one, please use the 'Suggest a program' link below and tell us about it!