We will firstly change MP3 music to iPhone M4R ringtones with two optimal solutions and then transfer them to iPhone devices. Easy guide to turn MP3 files to iPhone ringtones That being said, we will convert MP3 to M4R format. With the purpose of assisting people in having more freedom to customize iPhone ringtones, here comes the solution to make M4R ringtones from MP3 music. What’s worse, M4R ringtones on the Internet are far from enough to satisfy iPhone users’ demand. Yet, the real question is not iPhone cannot play MP3 music but that it’s unable to use MP3 music as ringtones because it only recognizes M4R audios as ringtone. And not only that, nearly all electronic devices on the market can recognize and play audios in this format, including Apple’s iPhone. Most of music we hear are in this format. Its superiority in compressing audio in a small file while preserving the level of sound quality makes it popular in the music industry. MP3 is a standard technology and digital encoding format for audio storage.

Online mp3 to m4r ringtone converter