What is the difference between .m4r and .ott?
- Extension
 - .m4r
 - .ott
 
- Format
 - Binary
 - Binary
 
- Category
 - Audio
 - Document
 
- Developer
 - Apple Inc.
 - Apache Software Foundation
 
- Description
 - M4R is an iTunes ringtone file that stores mono channel audio. They are identical to the M4A format files only that they are correctly used for ringtones.
 - n OTT file is a document template saved in OASIS' OpenDocument standard format and created by word processors included in the OpenOffice and LibreOffice suites. It contains the page layout and default styles for a text document. OTT files are used for authoring .ODT documents that have the same appearance and formatting.
 
- MIME Type
 - audio/x-m4r
 - application/vnd.oasis.opendocument.text
 
- Sample
 - sample.ott
 
- Wikipedia
 - .m4r on Wikipedia
 - .ott on Wikipedia