How to Play AMR Files on Windows

AMR is the format old phones recorded voice memos and voicemail in, and on a current Windows machine most of these files already open without installing anything at all.

Double-click the file first, because Windows now includes AMR support and a good number of these play straight away.

If it does not open, install VLC Media Player and drag the file onto it.

That is the whole answer for almost everyone, and the rest of this page is context rather than more steps.

What an AMR file actually is

AMR stands for Adaptive Multi-Rate, and it was designed for one job: carrying a human voice down a mobile phone network using as little bandwidth as possible.

It achieves that by throwing away almost everything outside the range of speech. That is why an AMR recording sounds thin and boxy compared to anything else on your machine - the missing quality was never recorded, and no player or converter can put it back.

Knowing that saves people a lot of wasted effort hunting for a better decoder. There is no setting that fixes it, because nothing is broken.

If you want the longer version of why speech formats and music formats are built differently, our guide to speech codecs and music codecs covers it.

Where these files come from

Almost everyone who arrives here has found AMR files rather than chosen them, and the source is usually one of a handful of places.

• An old phone backup. Voice memos and call recordings from feature phones and early smartphones were saved this way by default.
• Voicemail exports. Some carriers and answering services still hand over recordings in AMR.
• Inside a 3GP video. The audio track of an old phone video is often AMR - our guide on how to play 3GP files covers that side.
• Messaging apps. A few voice-note features have used AMR or its wideband variant over the years.

If you are not certain what is inside a file, our Codec Finder reads it and tells you, without uploading anything.

If you want it working in your usual player

Some people would rather not add another player, particularly if their music library is already organised somewhere else.

Installing decoders into Windows itself makes AMR open in whatever DirectShow player you already use, rather than only in VLC.

• The light option. LAV Filters is the maintained decoder set most other things are built on - install it and leave the defaults alone.
• The complete option. The K-Lite Codec Pack bundles those decoders with a player, which is more than AMR needs but covers everything else at once.

Winamp is still around, and its Windows source was opened up in 2024 so the desktop player is community-maintained now. The old plugin method for AMR is gone with QuickTime, so treat it as a normal player and let the system decoders do the work.

Converting, which is what most people should do

If these recordings matter to you, convert them once rather than solving this again in five years. AMR support has been quietly narrowing for a decade.

MP3 or WAV will open on anything, and converting from AMR costs you nothing in quality that the format had not already discarded.

1. Open our Audio Converter in a browser tab.
2. Drop the AMR files in and choose MP3, or WAV if the recordings are going into editing software.
3. Download the results and keep the originals until you have listened to them.

It runs in the browser and nothing is uploaded. For a large batch on your own machine, XMedia Recode handles folders at once, and FFmpeg does it from the command line if you prefer.

The old method, and why it is gone

This page used to describe a route through QuickTime, using either the MediaLooks or the River Past DirectShow filter to let Windows players borrow Apple's decoders.

It worked well in its day and both filters did exactly what they promised. But they exist only to bridge to QuickTime, and QuickTime for Windows should not be installed on any machine now, so the whole method goes with it.

If you followed those instructions years ago, the section at the top of this page is the one to act on. Removing QuickTime will not stop your AMR files playing, because Windows and VLC both handle them on their own.

Quick questions

Try opening it, reach for one player if that fails, and convert anything you actually want to keep.

Download VLC Media Player if your file will not open, or tell us what worked and where your recordings came from.

More decoders and audio tools sit in the Audio Codecs section.