CWN file format description

Many people often share .cwn files without providing instructions on how to use them. This can make it difficult for users to determine which program is compatible for editing, converting, or printing .cwn files. To address this issue, we have created this page to offer assistance and guidance on handling .cwn files. We provide information on compatible software, editing instructions and conversion options to help users effectively interact with .cwn files.

Our aim is to simplify the process and promote seamless use of the .cwn file format.

1 filename extension(s) found in our database.

.cwn - Cifraweb Editor Notation Document

The CWN document files are related to Cifraweb Editor. The CWN file is a Cifraweb Editor Notation Document. Cifraweb Editor is a chord notation editor software. The Cifraweb Editor seems to be no longer supported.

Cifraweb Editor
Document files
- / -
Cifraweb Editor Notation Document related extensions:
Ovation Pro Document
GoodNotes Document
Simple Object Access Protocol Message
ClarisDraw Drawing
Electric Image Model
SmartWare Macro Backup

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

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

Based on searches conducted on our site in the past year, we have compiled a list of the most common misspellings. These frequent misspellings can cause confusion and hinder search accuracy. By providing this list, we aim to assist users in finding the correct information more easily and improving their overall search experience on our site.

These misspellings were the most common in the past year:

can, cdn, cen, cn, cnw, csn, cw, cwb, cwg, cwm, dwn, fwn, swn, wcn, wn

Is it possible that the filename extension is misspelled?

There is a possibility that the .cwn filename extension is misspelled. To assist users in identifying potential errors, we provide a list of similar file extensions in our database.

Filename extensions similar to .cwn:

Commodore 64 Create with Garfield Image
Dreamweaver Code Snippet File
GenePattern Copy Number Data
WN Web Server Data
Common Warehouse Metamodel File
CopyMate Raw Points Cloud Scan Data

Operating systems

At, we strive to provide a seamless user experience by ensuring compatibility with a wide range of operating systems. The following is a comprehensive list of the operating systems currently supported by

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 .cwn file format, then write to us! >> CWN file