>> A4D file

A4D file format description

Many people share .a4d files without attaching instructions on how to use it. Yet it isn’t evident for everyone which program a .a4d file can be edited, converted or printed with. On this page, we try to provide assistance for handling .a4d files.

1 filename extension(s) found in our database.

.a4d - 4DIM Model Animation

The A4D document files are related to 4DIM Player. A4D file is a 4DIM Model Animation. 4D Interactive Models (4DIM) is a 3D publishing standard developed by C Tech's.

4DIM Player
Document files
- / -
4DIM Model Animation related extensions:
MacDraw II Document
KTechlab Circuit Design
OmniPlan Document
Homeword for DeskMate Document
Qtext Text Document
docPointer Visual ReadMe Document

Naturally, other applications may also use the .a4d file extension. Even harmful programs can create .a4d files. Be especially cautious with .a4d files coming from an unknown source!

Can't open a .a4d 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 .a4d file extension is often given incorrectly!

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

a4e, a4r, a4w, ad, ad4, aed, ard, atd

Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

Macromedia Authorware Packaged File without Runtime
Alphacam Router Drawing
After Dark Screensaver
DSM Application Diagram
Adobe Authorware External Library
4-bit ADPCM Compressed Audio

Operating systems currently supports the following operating systems:

Windows XP/Vista, Windows 7/8, Windows 10, CentOS, Debian GNU/Linux, Ubuntu Linux, FreeBSD, Mac OS X, iOS, Android

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If you have useful information about the .a4d file format, then write to us!

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