What is the difference between .m4b and .ra?
- Extension
- .m4b
- .ra
- Format
- Binary
- Binary
- Category
- Audio
- Audio
- Developer
- Apple
- RealNetworks
- Description
- It is an audiobook file compressed using .AAC algorithm based on MPEG-4 container format. It is similar to .M4A file but its denoted as an audiobook and supporting audio players can bookmark it.
- RealPlayer created RA for audio streaming. It makes use of various audio codecs from those that deliver high-fidelity sounds to those that record low bitrate audio data. Radio stations mainly used it for online streaming, but current formats have overthrown it.
- MIME Type
- audio/x-m4a
- audio/vnd.rn-realaudio
- Sample
- sample.m4b
- Wikipedia
- .m4b on Wikipedia
- .ra on Wikipedia