CDOC file format description

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

2 filename extension(s) found in our database.

.cdoc - DigiDoc Crypted Document

The CDOC data files are related to DigiDoc. The CDOC file is a DigiDoc Crypted Document. DigiDoc is a system that's widely-used in Estonia for storing, sharing and digitally signing documents.

Data files
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DigiDoc Crypted Document related extensions:
DigiDoc BDOC Digital Signature
DigiDoc Digital Signature
DigiDoc PKCS#12 Certificate

.cdoc - Clicker Document

The CDOC document files are related to Clicker. The CDOC file is a Clicker Document. Crick Software Clicker is a literacy tool used by teachers to create curriculum resources tailored to student needs.

Document files
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Clicker Document related extensions:
Clicker App Document
Clicker Books
Clicker Board Set
Clicker Connect Set
Clicker Docs
Clicker Keyboard

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

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

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

cdc, cdic, cdo, coc, ddoc, doc, fdoc, sdoc, vdoc, xdoc

Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

Sealed Word Document
VinylMaster Cut Document
BibExcel Co-occurrence Document
Corel WordPerfect Document
Canvastic Drawing
WordStar 2000 Document

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

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

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