>> ASS file

ASS file format description

Many people share .ass files without attaching instructions on how to use it. Yet it isn’t evident for everyone which program a .ass file can be edited, converted or printed with. On this page, we try to provide assistance for handling .ass files.

1 filename extension(s) found in our database.

.ass - Advanced SubStation Alpha Subtitle

The ASS video files are related to Media Player Classic. ASS file is an Advanced SubStation Alpha Subtitle. It is a subtitle format for DivX movies.

Media Player Classic
Video files
- / -
Advanced SubStation Alpha Subtitle related extensions:
Matroska Stereoscopic/3D Video
MAGIX Movie Edit Pro Video
Magic Lantern RAW Video
DriveCam Video Event
CIF RAW Video File
MPEG-4 Timed Text File

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

Can't open a .ass 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:


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.

The .ass file extension is often given incorrectly!

According to the searches on our site, these misspellings were the most common in the past year:

ase, wss, xss, acs, ss, qss, axs, asz, asw, as5, zss, aes, sas, azs, aws

Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

Autodesk 3D Studio ASCII Scene Export
Adobe Photoshop Swatch Exchange File
Worksheet Builder Self-Contained Worksheet
AirZip FileSECURE AZS File
Microsoft Agent Character
Advanced Stream Redirector

Operating systems

DataTypes.net currently supports the following operating systems:

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

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

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