A daily updated filename extension database!

QDF file extension

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

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

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

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

✅ Snapform Designer Document

QDF file is a Snapform Designer Document. Snapform Designer is an easy to use software that turns pdf files and paper forms into interactive electronic forms.
QDF format description not yet available
Category: Document files
Application: Snapform Designer
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
QDF aliases:
QDF related links:
QDF related extensions:
Snapform XML Form Data

Snapform Designer Template

Snapform Designer Background Layer Data

Snapform Designer Field Layer Data

Snapform Designer Binary Data

✅ Quicken Data

QSD is an Intuit Quicken Data file. Quicken is a personal finance management tool, with a vast array of features.
QSD format description not yet available
Category: Data files
Application: Intuit Quicken
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
QSD aliases:
QSD related links:
QSD related extensions:
Quicken Price History

Quicken Electronic Library

Quicken IntelliCharge Categorization

Quicken Data

Quicken Online Data

KMyMoney Data

Open Financial Exchange Document

Open Financial Connectivity Document

Quicken Financial Exchange Data

Quicken Interchange Format Data

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

🚫 The .qdf file extension is often given incorrectly!

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

df, qcf, qd, qdb, qdc, qdd, qdr, qdt, qdv, qef, qf, qfd, qrf, qsf, qvf

Is it possible that the filename extension is misspelled?

We found the following similar file extensions in our database:

QlikView Sense App
OpenEdge ABL Data Definition
Paradox Table Filter
Lightscape Parameter File
Qualtrics Survey Data
Quintessential Player Family Skin
Altera Quartus II Settings File
Capcom QSound Audio Data
Random Dot QDV Bitmap
Intuit Quicken Data

🔴 Can't open a .qdf 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 .qdf 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 .qdf file extension, write to us!

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