How to Convert AMR to AU Online?
Step 1
Upload AMR File
Drag and drop the AMR files that you want to convert.
Step 2
Convert AMR to AU
Click CONVERT to convert your AMR file(s).
Step 3
Download Converted AU
Click DOWNLOAD to save your converted AU file(s).
Information about AMR and AU File Formats
File Extension
.amr
AMR Converter
Description
AMR (Adaptive Multi-Rate Audio Codec) is a sound compression format that is designed for speech coding. It is today widely used in UMTS (Universal Mobile Telecommunication System) and GSM (Global System for Mobile Communications). Most modern mobile phones can save short sound recording clips in AMR format and can be converted to other standard sound formats using a third-party program like Wondershare UniConverter.
Associated Programs
AMR Player
Mplayer
VLC Media Player
QuickTime Player
Mplayer
VLC Media Player
QuickTime Player
Developed By
3GPP (Third Generation Partnership Project)
MIME Type
audio/amr
Useful Link
File Extension
.au
AU Converter
Description
AU is an audio format standard in early web pages NEXT systems. It is also called u-law or Sparc-audio format. Typically, AU files can store audio data and annotation blocks. Initially, it was a headerless audio format, but newer versions have a header, thanks to the six unsigned 32.bit words.
Associated Programs
Audacity
Developed By
Sun Microsystems
MIME Type
audio/au, audio/x-au
Useful Link
AMR to AU conversion quality rating:
4.9
(162,357 Votes)
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We’ve already converted xxx ,xxx
,xxx files with a total size of
10,124 TB