CHKN file format description

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

1 filename extension(s) found in our database.

.chkn - IMVU Project

The CHKN project files are related to IMVU. The CHKN file is an IMVU Project. IMVU is an online social entertainment website, in which members use 3D avatars to meet new people, chat, create, and play games.

Project files
- / -
IMVU Project related extensions:
IMVU Product Data
IMVU Animation
IMVU 3D Model
IMVU Morph Data
IMVU Material File
IMVU Skeleton Data

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

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

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

chk, chn, ckn

Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

DB/TextWorks Check Textbase Problem Report
Unreal Engine Chinese Language Data
StarCraft Chunk Data
Gaussian Checkpoint File
Disk Doctors CK Support Info File
TomTom Navigator Voices Archive

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 .chkn file format, then write to us! >> CHKN file