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.M4R File Extension

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File TypeiPhone Ringtone File

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Rare Uncommon Average Common Very Common
CategoryAudio Files


File format categories include Binary, Text, XML, and Zip. The format of this file type has not been determined.


Custom iPhone ringtone created with iTunes; can only be created from songs purchased from the iTunes music store that allow ringtone creation; automatically transferred to the iPhone when the phone is synced with the computer using Apple iTunes.

More Information

NOTE: M4R files created with third-party software programs or downloaded from the Internet may not include copy protection. These files may be played by other programs such as VLC media player.

Program(s) that open .M4R files
Microsoft Windows LogoWindows
Apple iTunes
Mac OS X LogoMac
Apple iTunes
Updated 8/31/2015