ATRAC9 file format description

Many people often share .atrac9 files without providing instructions on how to use them. This can make it difficult for users to determine which program is compatible for editing, converting, or printing .atrac9 files. To address this issue, we have created this page to offer assistance and guidance on handling .atrac9 files. We provide information on compatible software, editing instructions and conversion options to help users effectively interact with .atrac9 files.

Our aim is to simplify the process and promote seamless use of the .atrac9 file format.

1 filename extension(s) found in our database.

.at9 - Sony ATRAC9 Compressed Audio

The AT9 audio files are related to FFmpeg. The AT9 file is a Sony ATRAC9 Compressed Audio. Adaptive Transform Acoustic Coding (ATRAC) is a family of proprietary audio compression algorithms developed by Sony.

Application:

FFmpeg

Category:

Audio files

Mime-type:

application/octet-stream

Magic:

- / -

Aliases:

atrac9

Sony ATRAC9 Compressed Audio related extensions:

.acm: Interplay ACM Audio
.at9: Sony ATRAC9 Compressed Audio
.cavs: Chinese AVS Video
.dtscore: DTS Core Audio Stream
.dtsma: DTS-HD Master Audio
.dv-avi: Microsoft DV-AVI Video

Naturally, other applications may also use the .atrac9 file extension. Even harmful programs can create .atrac9 files. Be especially cautious with .atrac9 files coming from an unknown source!

Can't open a .atrac9 file?

When you double-click a file to open it, Windows examines the filename extension. If Windows recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When Windows does not recognize a filename extension, you receive the following message:

Windows can't open this file:

example.atrac9

To open this file, Windows needs to know what program you want to use to open it. Windows can go online to look it up automatically, or you can manually select one from a list of programs that are installed on your computer.

To avoid this error, you need to set the file association correctly.

Open Control Panel > Control Panel Home > Default Programs > Set Associations.
Select a file type in the list and click Change Program.

The .atrac9 file extension is often given incorrectly!

Based on searches conducted on our site in the past year, we have compiled a list of the most common misspellings. These frequent misspellings can cause confusion and hinder search accuracy. By providing this list, we aim to assist users in finding the correct information more easily and improving their overall search experience on our site.

These misspellings were the most common in the past year:

atrac

Is it possible that the filename extension is misspelled?

There is a possibility that the .atrac9 filename extension is misspelled. To assist users in identifying potential errors, we provide a list of similar file extensions in our database.

Filename extensions similar to .atrac9:

.atrac: Sony ATRAC3 Compressed Audio

Operating systems

At DataTypes.net, we strive to provide a seamless user experience by ensuring compatibility with a wide range of operating systems. The following is a comprehensive list of the operating systems currently supported by DataTypes.net:

Windows XP/Vista, Windows 7/8/10, Windows 11, CentOS, Debian GNU/Linux, Ubuntu Linux, FreeBSD, macOS, Mac OS X, iOS, Android

If you find the information on this page useful, please feel free to link to this page.

https://datatypes.net/open-atrac9-files

If you have useful information about the .atrac9 file format, then write to us!