What is the BTY file format?
A file with the .BTY extension is a file known as Railroad Tycoon 3 Building. It belongs to the Game Files category. This format is associated with PopTop Software Inc..
The reliable way to open a .BTY file is with software that recognises this exact format, rather than guessing from the file name. If you are not sure what created a file, our file identifier can read its first bytes and name the real format, even when the file has been renamed.
We are still gathering the list of programs that open .BTY files. A fully verified, hand-written description of this format is being prepared; until then, the details on this page are drawn directly from our database.
Format details
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