File Extension Database

Open AMR File

AMR file extension is used by Adaptive Muti-Rate audio files that are created by some modern cell-phones. This format was developed by 3rd Generation Partnership Project (3GPP) for encoding speech. AMR algorithm uses different bitrates to encode audio based on its contents to conserve memory space and bandwidth. Compression schemes include: ACELP, VAD, CNG and DTX. Bitrates can range from 1.8 to 12.2 kilobit per second.

These are several application that can open AMR files and convert them into into more common formats that are supported by mainstream audio players like WinAMP or Windows Media Player. These programs include: Mobile ARM converter, AMR2WAV and RetroCode.

Open AMR File on Windows

Open AMR File on Mac OS

Open AMR File on Android

If you downloaded a AMR file on Android device you can open it by following steps below:

Open AMR File on iPhone or iPad

To open AMR File on iOS device follow steps below:

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Open AMR file article translations

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