- 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
