If you need to create audio files in Apple Core Audio format (.caf) from a MPEG-4 audio source (.m4a) then you can do that directly in iTunes. Some audio converters and audio editing tools can also be of use here. Generally, it should be problem to convert m4a to caf audio.
Home > Search converters: m4a to caf
Conversion of m4a file format to caf file format beta
Search for m4a to caf converter or software able to handle these file types.
Convert MPEG-4 compressed audio to Apple Core Audio Format.
We have found 3 software records in our database eligible for .m4a to .caf file format conversion.
Microsoft Windows software 
- convert m4a to caf on Windows
Awave Studio
Audio editting software with huge format support
File extension | Convert | Open | Save | Edit | Create | Import | Export | Extract |
|---|---|---|---|---|---|---|---|---|
Convert from m4a file | Yes, Awave Studio supports m4a file conversion as a source file type. | Yes | Yes | m4a editor | Yes | No | No | No |
to caf file | Yes, Awave Studio supports caf file conversion as a target file type. | Yes | Yes | caf editor | No | No | No | No |
The tables with software actions are a good pointer for what a certain program does with various file types and often may give users a good hint how to perform certain file conversion, for example the above-mentioned m4a to caf. However, it is not perfect and sometimes can show results which are not really usable because of how certain programs work with files and the possible conversion is thus actually not possible at all.
Apple macOS / Mac OS X software 
- convert m4a to caf on OS X
Tiny Audio Converter
Audio converter for Mac
Multiplatform software 
- convert m4a to caf on any platform
Bigasoft Audio Converter
Audio converter for Windows and Mac
Additional links: Open m4a file, Open caf file
M4A
Files with m4a extension are audio files stored in MPEG-4 (MP4) container and use AAC (Advanced Audio Coding), or Apple Lossless (ALAC) audio compression. M4A is very popular on Mac computers, because it is default audio format used by iTunes. M4A is also default audio format for Apple portable devices (iPod, iPhone, iPad).
CAF
Files with caf extension can be typically found as audio content stored in Apple Core Audio format. The audio track within can be encoded either AIFF, WAV or even ALAC.
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