Mac OSWhat is the M4R file format?
A file with the .M4R extension is a file known as Apple iPhone ringtone format. It belongs to the Audio Files category. This format is associated with Apple.
The reliable way to open a .M4R 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.
This page lists 11 programs that open .M4R 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
in a nutshellPrograms that open M4R files
Windows5 apps
M4R conversions
Community Q&A
asked by usersNo questions yet - be the first to ask about M4R files.
