>> ACA file

ACA file format description

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

1 filename extension(s) found in our database.

.aca - Microsoft Agent Character Animation

The ACA data files are related to MS Agent. ACA file is a Microsoft Agent Character. Microsoft Agent is a software technology that enables an enriched form of user interaction that can make using and learning to use a computer, easier and more natural.

MS Agent
Data files
- / -
Microsoft Agent Character Animation related extensions:
Metaio SDK 3D Map
Lightwright 5 Data
Microsoft BizTalk Server RFID Log
GeoDict Analytic Data
MATLAB Fuzzy Logic Toolbox FIS File
MDL Reaction Format Data

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

Can't open a .aca 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 .aca file extension is often given incorrectly!

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

aa, aac, ac, acq, acw, acx, acz, ada, afa, asa, ava, axa, ca, caa, wca

Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

Adobe Photoshop Variations File
Atari ST Executable
CleanApp Archive
Animation Master Model
BrainVoyager QX ANCOVA Analysis Data
Astrotite 200X Archive

Operating systems 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 .aca file format, then write to us!

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