A daily updated filename extension database!

Details of the .cad file extension

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

  • What is the .cad file?
  • What program do I need to open a .cad file?
  • How can the .cad file be opened, edited or printed?
  • Where can I find the specifications for .cad?
  • Which MIME-type is associated with the .cad extension?
  • How can I convert .cad files to another format?
  • What are other, similar filename extensions to .cad?

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

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

.cad file extension details

Autodesk QuickCAD Document

Autodesk QuickCAD Document .cad file icon
CAD file is a Autodesk QuickCAD Document. Autodesk QuickCAD is a user friendly 2D drafting program. As of September 30, 2004, Autodesk no longer offers QuickCAD 8 software, nor is Autodesk planning any more releases of QuickCAD.
CAD format description not yet available
Category: Document files
Application: Autodesk AutoSketch
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
CAD aliases:
CAD related links:
CAD related extensions:
Universal 3D File

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

.cad file converters

.cad converters

The following softwares are capable of converting .cad files to other formats:


For example, using the softwares above, a .cad file can be converted into one of the following formats:

$s, 2bp, 2d, 3fr, 411, 4bt, 73i, 82i, 83i, 85i, 86i, 89i, 92i, a64, abs
.cad file extension error

The .cad file extension is often given incorrectly!

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

cda, cas, caf, acd, cax, car, dad, cwd, ca, sad, fad, cd, ad, cav, cae

Is it possible that the filename extension is misspelled?

We found the following similar file extensions in our database:

CD Audio Track
Comma-Delimited ASCII File
Core Audio Format
Sony ACID Pro Project
BREW MP Component Application Resource
MODTRAN ACD Spectral Output File
Broderbund PrintMaster Card
VCollab Pro 3D Model
NeoBook Cartoon
Cardwar Cards deck
open .cad file

Can't open a .cad 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 .cad file association, check the FAQ.

.cad file extension

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 .cad file extension, write to us!

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