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Convert amr to au

  1. Download and install the latest version of Filestar.

  2. Right click on one or more Amr file(s) on your desktop and select Convert with Filestar.

  3. Type convert to au in the search box.

  4. Press Convert.

What is the difference between .amr and .au?

Name
Adaptive Multi-Rate Codec File
Audacity Audio File
Extension
.amr
.au
Format
Binary
Binary
Category
Audio
Audio
Developer
Nokia
Audacity
Description
An AMR file is an audio file saved in a compressed audio format developed by Ericsson. It is used by many 3G cell phones for voice recordings such as MMS messages. AMR files incorporate the Algebraic Code Excited Linear Prediction (ACELP) algorithm, which is designed to efficiently compress human speech audio.
Audio file created by Audacity, a free, cross platform audio editor; uses a proprietary format that can only be opened by Audacity; saved as one of multiple audio data files for an Audacity project (.AUD).
MIME Type
audio/amr
audio/basic
Sample
sample.amr
sample.au
Wikipedia
.amr on Wikipedia
.au on Wikipedia

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