- Extension
- .m4r
- .pdf
- Format
- Binary
- Binary
- Category
- Audio
- Document
- Developer
- Apple Inc.
- Adobe Systems
- 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.
- The Portable Document Format (PDF) is a versatile file type designed to present documents in a manner independent of application software, hardware, and operating systems. Created by Adobe in the 1990s, PDF files can encapsulate text, fonts, images, and even interactive elements like hyperlinks, forms, and multimedia content. This format is widely used for its ability to preserve the original formatting of a document, ensuring that it can be viewed and printed as intended across different platforms.
- MIME Type
- audio/x-m4r
- application/pdf
