A gm file extension is associated with the Transport Tycoon computer game from Microprose. A gm file stores game music.

There is one other file type using
the GM file extension!

gm icon.gm - Autologic bitmap image file

Detailed description

Software that works with gm file extension

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GM file - Transport Tycoon game music

What is gm file? How to open gm files?

File type specification:

Audio and sound file type icon Audio and sound file type

Game file type icon Game file type

The gm file extension is associated with Transport Tycoon computer game, developed by Microprose.

The gm file is basically just renamed *.mid file that can be played in almost any media player.

This gm file type entry was marked as obsolete and no longer supported file format.

This type of file is no longer actively used and is most likely obsolete. This is typically the case for system files in old operating systems, file types from long discontinued software, or previous versions of certain file types (like documents, projects etc.) that were replaced in higher versions of their original programs.

The default software associated to gm file type:

Transport Tycoon picture or screenshot

Microprose logoTransport Tycoon  Microsoft MS-DOS software

Company or developer:

Transport Tycoon and Transport Tycoon Deluxe  business simulation video games developed by Chris Sawyer and published by MicroProse in 1994 (TT), and 1995 (TTD).

Help how to open:

Rename the extension from GM to MID and play it in any media player.

How to convert:

Can be exported same as any other MIDI file.

List of software applications associated to the .gm file extension

Recommended software programs are sorted by OS platform (Windows, macOS, Linux, iOS, Android etc.)
and possible program actions that can be done with the file: like open gm file, edit gm file, convert gm file, view gm file, play gm file etc. (if exist software for corresponding action in File-Extensions.org's database).

Click on the tab below to simply browse between the application actions, to quickly get a list of recommended software, which is ableto perform the specified software action, such as opening, editing or converting gm files.

  • Play gm file
  • Others gm file

gm file player - programs that play gm file - Transport Tycoon game music

Programs supporting the exension gm on the main platforms Windows, Mac, Linux or mobile. Click on the link to get more information about Microsoft Windows Media Player for play gm file action.

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