The AMR extension is Adaptive Multi-Rate compressed audio definition and 2 other types and linked programs information.
How to open AMR Files
The File extension amr adaptive multi rate is an audio format optimised for speech and it is used by the following type(s):
The Default file extension for .amr type Adaptive Multi-Rate compressed audio files
The AMR file suffix represents Adaptive Multi-Rate compressed audio. It is often used in mobile phones.
Programs that open amr files:
- ALLPlayer
- AMR Tool
- Apple QuickTime
- FormatFactory
- Freemake Video Converter
- MediaCoder (Windows)
- RealPlayer (Windows)
- VLC media player (Microsoft Windows)
- VLC media player for Linux (Linux)
- VLC media player for Mac (Apple OS X)
- Xine (Linux)
BrainVoyager QX anatomical slice files
It is associated with BrainVoyager QX and used for files that contains a stack of anatomical slices, which are typically coplanar (“inplane”) with corresponding functional data sets (FMR files).
Programs that open amr files:
- BrainVoyager QX
The internet media type is audio/amr, audio/3gpp, audio/3gpp2
This is how you edit, view and convert it. An alternative extension for this is .3ga