.GSM file extension
This is the basic program to work with .GSM extension
Includes support for the key media formats, such as H.264 and AAC. The QuickTime web browser plug-in is no longer installed by default and is removed if you have a previous version of QuickTime on your PC. If you still need this legacy plug-in, you can add it back using the custom setup option in the installer... (more
The program works with the following extensions: mp4
.GSM extension is also supported by the following programs:
IrfanView NLM File
Universal photo viewer, converter, and photo-slideshow creator.
ACDSee 8.0 GSM Video
The best digital asset manager on the market.
It allows you to to save, view and edit your faxes from any computer.
With eFax Messenger fax software, it's easy to save, view and edit your faxes.
Ultimate Editor can edit nearly every aspect of San Andreas.
j2 Messenger 3.5 Document
With j2Messenger you can save, view & edit your eFax faxes from any computer.
Use Acrobat X to create high-impact PDF communications.
Type in your transcriptions of audio recordings with the help of a foot pedal.
Adds annotations to documents using a complete set of commenting features.