.AA3 File Extension

File Type:
ATRAC Audio File

Having trouble opening .aa3 extension? Don't panic! This page explains what aa3 files are as well as suggests programs you may use to open aa3 files. You can download these programs through this page.

What is an AA3 file?

Aa3 file extension has ATRAC Audio file type, developed by Sony, which is associated with the "audio files" category.

Associated with various Sony audio devices as well as the Connect Music Services online store, the audio file employs Sony's ATRAC compression. The file comes without copy protection, neither it includes digital rights management (DRM).

To import an .AA3 file to a Sony device through SonicStage, its “.AA3” extension has to be replaced with the “.OMG” file extension.

To learn how you can open the given file, read the information below.

aa3 file icon
File Type:
ATRAC Audio File
Audio Files

How to open AA3 file?

Double click the aa3 file to open it. The file will open automatically if file associations have been correctly installed and there is a proper program on your computer; if not, file associations may be corrupted and your OS either cannot find the proper program, or you might not have one for opening the file. First, we recommend downloading our utility to fix file association errors; then, you can download any program for opening the .aa3 extension from the ones suggested below. If you are certain there is nothing wrong with the file associations, you may proceed to method 2 right away; besides, if you can't make up your mind when choosing the right program, use Universal File Viewer from the last method.

Method 1: Fix file association errors

Follow these steps in order to automatically fix the aa3 extension associations' problem in no time:

  • Step 1: Click on "Download Solution" to download automatic tool provided by WikiExt.
  • Step 2: Click "Start Scan" to identify all potential issues.
  • Step 3: Review scan results and click "Fix Items".

File Size: 3.04 MB, Download time: < 1 min. on DSL/ADSL/Cable

This Tool is Compatible With: Windows XP, Vista, 7, 8/8.1, 10

Method 2: Download the appropriate software

The given list provides programs which may be used for opening or converting the aa3 file. Choose the proper program for your OS, and click it to start the download or proceed to the developer's website.

Programs that open AA3 files

Method 3: Use universal file viewer

In addition to the list of programs above, we recommend using Universal File Viewer. This tool can open over 250 file extensions and, most likely, it will be able to open the aa3 file as well. Download Universal File Viewer for your OS.

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