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File converter / Audio / Convert to AAC / AMR converter / AAC to AMR

Convert AAC to AMR

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Choose file to convert to .amr

You can convert AAC file to AMR as well as to variety of other formats with free online converter.

How to convert aac to amr?

How to convert amr to aac?
Step 1
Upload aac-file
Select file, which you want to convert from your computer, Google Drive, Dropbox or drag and drop it on the page
Step 2
Select «to amr»
Select amr or any other format, which you want to convert (more 200 supported formats)
Step 3
Download your amr file
Wait till your file will be converted and click download amr -file

Advanced Audio Coding

File extension .aac
File category audio
Description

A proprietary format with lossy compression, which have been created as an alternative for MP3 with a higher quality of coding. Overtones out of human perception are being removed. AAC is two times less than MP3, which means 1/10 of CD digital data.

The format has being widely used since 1997 as the seventh release of MPEG-2 family. As it is supplied by hardware players, the format is highly demanded by music fans. It has been widely spread in Apple production and is being used by default in iTunes.

Technical details

The format conception is similar to MP3, but it is more advanced. Being able to execute larger compression, it is represented as a separate segment of MPEG-4 standard which is used for creation of compact audio files. AAC is highly efficient with variable and continuous bitrate, with sampling frequency of 8-96 KHz.

The current version complies with the standard of ISO/IEC 14496-3. Compression is performed on the basis of auditory masking effect that provides with data reduction with no deterioration for sound quality.

Programs
Microsoft Windows Media Player
VLC media player
MPlayer
Foobar2000
Winamp
Apple iTunes
Audacity
Developer Bell Labs, Dolby Laboratories, Sony, Nokia, Coding Technologies
MIME type
audio/aac
audio/aacp
audio/3gpp
audio/3gpp2
audio/mp4
audio/mp4a-latm
audio/mpeg4-generic
audio/x-aac
audio/x-m4a
audio/x-m4p
audio/x-m4b
audio/mp4a
audio/mpga

Adaptive Multi-Rate Codec File

File extension .amr
File category audio
Programs
Apple QuickTime
Realplayer
VLC media Player
Main program Audacity
Developer 3rd Generation Partnership Project (3GPP)
MIME type
audio/amr