>> ACK file

ACK file format description

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

1 filename extension(s) found in our database.

.ack - Adobe Flash Swifty Extension Data

The ACK data files are related to Adobe Flash. ACK file is an Adobe Flash Swifty Extension Data. Adobe Flash is a deprecated multimedia software platform used for production of animations, rich Internet applications, desktop applications, mobile applications, mobile games and embedded web browser video players.

Adobe Flash
Data files
- / -
Adobe Flash Swifty Extension Data related extensions:
SAP Business One SDK Add-on Related Data
SmartWare Pre 1.5 Graph Metafile
SmartWare Pre 1.5 Graph Definitions Data
Immersioni Dive Logbook DL7 Data
Modeling Workflow Engine 2 Data
Capture One Photo Cache Data

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

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

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

ac, acl, acm, aco, acu, adk, ak, ask, avk, cak, ck, qck, wck

Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

Sega Saturn Cinepak Video
Visual SourceSafe Module Data
TracerCAD File
Microsoft Audio Compression Manager Codec
Adobe Photoshop Command Button
ACUCOBOL-GT Compiled Program

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

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

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

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