Convertm4ropus
We've already converted 813,522,715 files with a total size of 6,574 TB.

M4R to Opus

Online Convert M4R to OPUS Use OnlineConvert online. Free fast! No registration is required.

Your account type only allows up to 4 files to be concurrently converted.

Please register to remove this restriction. We offer a variety of conversion options.
Save ¥783 over 1 years
Save ¥783 over 1 years
Save up to 70% on subscription discounts
Get a Online Converter with File Convert, upload max 1g and no ads upgrade after 1 years—all for just $16/month.
Save up to 70% on subscription discounts

How to convert M4R to OPUS?

Online M4R to OPUS, you can put the M4R to OPUS format on your computer, tablet or mobile phone without downloading any software!

Step 1

Upload M4R file

Select files from your computer, Google Drive, Dropbox, URL or by dragging them on the page.
Step 2

Select 'OPUS'

Select output OPUS or any other format as the conversion result (click the Convert button)
Step 3

Download your M4R file

After the conversion you can download your OPUS file and upload it to Google Drive, Dropbox.

m4r : MPEG 4 Ringtones Audio

M4R - is a digital multimedia container format used to store audio in mono channel mode. This format is suitable for store ringtones and it is widely used by Apple iPhone for its ringtones. Needless to say that M4R and M4A formats shares many similar features.

opus : Sound coding format

Opus is a sound encoding format, and Opus's predecessor was the celt encoder. Developed by the IETF for real-time voice transmission over the network, the standard format is RFC 6716.
Not what you're looking for? Please try to ask in the help
Ask questions now
RegisterRegisterRegister
  • Register