AMR to M4R Converter

Convert AMR files to M4R online for free now.

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500MB Maximum File Size

30 Concurrent Conversions

High Speed Conversion

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Unlimited File Compression

How to Convert AMR to M4R Online?

Step 1

Upload AMR File

Drag and drop the AMR files that you want to convert.

Step 2

Convert AMR to M4R

Click CONVERT to convert your AMR file(s).

Step 3

Download Converted M4R

Click DOWNLOAD to save your converted M4R file(s).

Information about AMR and M4R File Formats

File Extension
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
Developed By
3GPP (Third Generation Partnership Project)
MIME Type
audio/amr
File Extension
Description
M4R is a filename extension for AAC format, which is developed by Apple Inc. It is typically used to save custom iPhone ringtones from Apple iTunes. M4R can only be created from iTunes purchased songs and is usually DRM protected. It can open on iTunes, VLC Media Player, Apple QuickTime Player, and more.
Associated Programs
VLC Media Player
Apple iTunes
Developed By
Apple Inc.
MIME Type
audio/x-m4r
Useful Link
AMR to M4R conversion quality rating:
4.9 (162,357 Votes)
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