ConverterFactory is a free & online convert M4R to OPUS file in the cloud, you can easily and quickly use our convert services via browser for PC, mobile or pad, and we also support convert of over 140+ audio, video, document, image and more file formats.
M4R is a file format for storing ringtones on Apple's iPhone. It is based on the MPEG-4 Part 14 (MP4) container format and is used to save ringtones for use on the iPhone. It is a compressed audio file format, which means that it takes up less storage space than other audio file formats.
OPUS is an audio coding format developed by the Internet Engineering Task Force (IETF) and standardized by the International Telecommunications Union (ITU). It is a lossy audio compression format designed for both speech and music.
Before preparing to convert m4r documents, we need to choose a computer, mobile phone, PAD comes with Chrome, Edge, Safari and other browsers, and enter https://converterfactory.com/m4r-to-opus website to open the m4r to opus conversion page.
STEP 1
Choose M4R files to upload to ConverterFactory website for conversion
STEP 2
Select the target output OPUS format for conversion
STEP 3
Download the converted OPUS file