.M4R

.M4R file extension

This is the basic program to work with .M4R extension

iTunes

iTunesRingtone

iTunes is a music/video file organizer and iOS device sync tool. It scans all the media files in your computer and presents you with a searchable catalog. You can also access thousands of songs, curated playlists, and Beats radio from iTunes online database... (more)

The program works with the following extensions: mp4, vob, ts, tp, tr, vro, m4r, m4v, wav, mpv, aax, pls, ipa, ipg, itb, m4e, itl, xpl, aob, m4a, m4b, trp, m4p, cdda, wave, ipsw, itms, itdb, itpc, m3u8, pcast and audiocd

.M4R extension is also supported by the following program:

Free Download Manager

Free Download ManagerMySQL Tools for

Simple and highly efficient tool to manage and schedule all your downloads.