Convertm4rsd2
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M4R to SD2

Online Convert M4R to SD2 Use OnlineConvert online. Free fast! No registration is required.

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How to convert M4R to SD2?

Online M4R to SD2, you can put the M4R to SD2 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 'SD2'

Select output SD2 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 SD2 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.

sd2 : Sound Designer 2 format

SDII (Sound Designer II, sometimes seen abbreviated as SD2) is a monophonic/stereophonic audio file format, originally developed by Digidesign for their Macintosh -based recording/editing products. It is the successor to the original monophonic Sound Designer I audio file format.
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