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ACAD file extension

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

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

✅ Autodesk AutoCAD Database

ACAD file is an Autodesk AutoCAD Database. AutoCAD is a commercial computer-aided design (CAD) and drafting software application developed and marketed by AutoDesk.
ACAD format description not yet available
Category: Data files
Application: Autodesk AutoCAD
Mime-type: application/x-autocad
Magic number: -
Magic string: -
Sample: -
ACAD aliases:
ACAD related links:
ACAD related extensions:
Autodesk AutoCAD Drawing

Autodesk Drawing eXchange File

WorkView3D Links

IronCAD Scene

Autodesk Design Web Format

Autodesk AutoCAD Heidi Information File

Autodesk AutoCAD Heidi Device Interface

Pro/ENGINEER Neutral Assembly

Cadence Allegro PCB Layout

Catia Document

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

🚫 The .acad file extension is often given incorrectly!

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

aad, aca, acd, cad

Is it possible that the filename extension is misspelled?

We found the following similar file extensions in our database:

Atlantis Word Processor Document Backup
Microsoft Agent Character Animation
Sony ACID Pro Project
MODTRAN ACD Spectral Output File
Autodesk QuickCAD Document

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

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