>> CYI file

CYI file format description

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

1 filename extension(s) found in our database.

.cyi - Clustify Input File

The CYI document files are related to Clustify. CYI file is a Clustify Input File. Clustify is a document aggregator that automatically groups documents that are related into a cluster.

Document files
- / -
Clustify Input File related extensions:
Clustify Output
Clustify Summary File

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

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

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

cgi, chi, ci, cti, cui, cy, cyl, cyo, fyi

Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

.cti Template Info File
Common Gateway Interface
RAD Studio CodeGuard Configuration
CitectSCADA Data
C To Haskell Interface File
Concordance FYI Server Data

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 .cyi file format, then write to us!