AT3 File Type

- The quick facts

What are AT3 files and how to open them

Are you having problems opening an AT3 file or just wondering what they contain? We explain what these files are used for and show you software that we know can open or otherwise handle your files.

What is an AT3 file?

An .AT3 file is a Sony ATRAC3 Audio file.

We have not yet analyzed in detail what these files contain and what they are used for. We're working on it.

How to open AT3 files

We have identified one AT3 opener that is compatible with this specific type of AT3 file.

Programs that open Sony ATRAC3 Audio files

Last updated: June 29, 2022

Various apps that use files with this extension

These apps are known to open certain types of AT3 files. Remember, different programs may use AT3 files for different purposes, so you may need to try out a few of them to be able to open your specific file.

Tetra21 ClientTetra21 ClientUser submitted
Profile Financial Application SuiteProfile Financial Application SuiteUser submitted
Light AlloyLight AlloyUser submitted

Help us help others

File.org helps thousands of users every day, and we would love to hear from you if you have additional information about AT3 file formats, example files, or compatible programs. Please use the links below or email us at submit@file.org to discuss further.