CAK file format description

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

1 filename extension(s) found in our database.

.cak - Sega Saturn Cinepak Video

The CAK video files are related to CPK2AVI. The CAK file is a Sega Saturn Cinepak Video. The CPK video format used on many Sega CD/Saturn games.

Video files
- / -
Sega Saturn Cinepak Video related extensions:
Netviewer Meet Recorded Session
Production Studio Video
DVDSubber Subtitles Data
Material eXchange Format
Technisat Digicorder HD Video
Google Video

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

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

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

ack, ak, ca, caj, cal, cam, cao, cau, ck, cka, cwk, cxk, dak, fak, sak

Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

Adobe Flash Swifty Extension Data
Cakewalk Application Language Script
Trespasser Game Audio
Keysight PLTS Calibration Data
Titanfall CAM Data
HP PhotoSmart 850 Camera Firmware

Operating systems currently supports the following operating systems:

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

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