What is the MG4 file format?
A file with the .MG4 extension is a file known as Band-in-a-Box Song. It belongs to the Audio Files category. This format is associated with PG Music Inc..
The reliable way to open a .MG4 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 .MG4 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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