BTG File

What are BTG files and how to open them

Are you having problems opening a BTG file or just wondering what they contain? We explain what these files are used for and show you software that we know can open or otherwise handle your files.

What is a BTG file?

A .BTG file is a Binary TerraGear - FlightGear Scenary Data file.

We have not yet analyzed in detail what these files contain and what they are used for. We're working on it.

How to open BTG files

Important: Different programs may use files with the BTG file extension for different purposes, so unless you are sure which format your BTG file is, you may need to try a few different programs.

While we have not verified the apps ourselves yet, our users have suggested 2 different BTG openers which you will find listed below.

Last updated: November 15, 2022

Various apps that use files with this extension

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

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Help us help others helps thousands of users every day, and we would love to hear from you if you have additional information about BTG file formats, example files, or compatible programs. Please use the links below or email us at to discuss further.