Audio Conversion

Aspose Audio Conversion is a free app to convert Audio format. Convert Audio online from Mac OS, Linux, Android, IOS, and anywhere.

Supported Documents: any audio or video file
Convert to: AAC, AIFF, FLAC, M4A, MP3, WAV, WMA, AC3, CAF, OGG

AMR Adaptive Multi-Rate

AMR file format uses many coding techniques, the ACELP (Algebraic Code Excited Linear Prediction) algorithm one of the best technique; designed for compressing human spoken audio in a more efficient way. The AMR was set as the standard voice or speech codec by 3GPP in 1999.

M4A MPEG-4 Part 14 Audio

The M4A file format is an audio file created by using the AAC (Advanced Audio Coding) which is known as a lossy compression. The word M4A abbreviated as MPEG 4 Audio. These audio files usually have .m4a file extension.

How to convert amr files

Click inside the file drop area to upload a amr file or drag and drop a amr file.
Your amr file will be uploaded and will be converted to other format.
Download link of result file will be available instantly after conversion.
You can also send a link to the amr file to your email address.
Note that file will be deleted from our servers after 24 hours and download links will stop working after this time period.

Fast and Easy Conversion

Upload your document, choose the save format type and click on “Convert” button. You will get the download link as soon as the file is converted.

Convert from Anywhere

It works from all platforms including Windows, Mac, Android and iOS. All files are processed on our servers. No plugin or software installation required for you.

Conversion Quality

Other Supported Conversions

You can also convert other file formats. Please see the list below.

Conversion	TextToSpeech	Cutter	Merger	Splitter
RemoveNoise	Compress	SpeedChanger	Reverse	VolumeChanger
Mix	VoiceRecorder	FadeInOut	Editor

Free online AMR to M4A converter

Convert AMR to M4A online from any device, with a modern browser like Chrome, Opera and Firefox.