You have nothing to worry about even if you are a beginner.
The converting process is so simple that no prior experience is needed. It converts your MP3 Files to M4R at a high speed.
UniConverter works on MacBook, MacBook Pro, MacBook Air and the latest version of macOS (10.13 High Sierra). It will promise you a conversion with zero quality loss. The program recommended here would simply complete the whole task by doing the most of work so that you need only click several times during the conversion. It's very important to keep the sound quality and this program can preserve the original quality for your audio. You need a professional converter to help you convert your MP3 files into M4R format before you can create your own ringtone for iPhone X/8/8 Plus/7/7 Plus/6s/6s Plus/SE/6/6 Plus/5s/5c/5/4s/4/3GS. Most Effective MP3 to M4R iPhone Ringtone Converter on Mac Then, what can you do? You need a converter to convert various video or audio formats especially the most popular audio format MP3 into M4R. There would be another problem which is iPhone ringtone can just be the format of M4R. No problem! You can absolutely make your own ringtone.
Are you tired of listening to the same ringtone in your iPhone X/8/8 Plus/7/7 Plus? Do you want to chang it for something else? Maybe the newly-released song of your favorite singer? Or a piece of audio from the movie you like? However, you would have to pay $1.99 for every ringtone.