A daily updated filename extension database!

DUCF file extension

The table below provides useful information about the .ducf file extension. It answers questions such as:

  • What is the .ducf file?
  • What program do I need to open a .ducf file?
  • How can the .ducf file be opened, edited or printed?
  • How can I convert .ducf files to another format?

Table of Contents

We hope you find this page helpful and a valuable resource!

1 extension(s) and 0 alias(es) found in database

✅ DinkeyChange Update Code

DUCF file is a DinkeyChange Update Code. DinkeyChange is a tool for Dinkey Pro dongle. Dinkey Pro is a sophisticated hardware-based software protection dongle and licensing system.
DUCF format description not yet available
Category: Data files
Application: DinkeyChange
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
DUCF aliases:
DUCF related links:
DUCF related extensions:

Other types of files may also use the .ducf file extension.

🚫 The .ducf file extension is often given incorrectly!

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

dcf, duc, duf, ucf

Is it possible that the filename extension is misspelled?

We found the following similar file extensions in our database:

DSON User File
Disk Copy Fast Image
Arbortext Editor Document Type Configuration Data
OMA DRM Content Format
ProWorx NXT Database Configuration
DOpus Command File
Safetica Free Encrypted Archive
WRAP Daily Flows Columnar Data
Action Replay DS Max Save
Universal Communications Format File

🔴 Can't open a .ducf 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 cannot open this file:


To open this file, Windows needs to know what program you want to use to open it...

If you don't know how to set the .ducf file association, check the FAQ.

🔴 Can I change the extension of files?

Changing the filename extension of a file is not a good idea. When you change a file's extension, you change the way programs on your computer read the file. The problem is, changing the file extension does not change the file format.

If you have helpful information about the .ducf file extension, write to us!

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