>> ACT3D file

ACT3D file format description

Many people share .act3d files without attaching instructions on how to use it. Yet it isn’t evident for everyone which program a .act3d file can be edited, converted or printed with. On this page, we try to provide assistance for handling .act3d files.

1 filename extension(s) found in our database.

.act3d - SpinFire Reader ACT3D Data

The ACT3D data files are related to SpinFire Reader. The ACT3D file is a SpinFire Reader ACT3D Data. SpinFire Reader enables viewing of CAD models in Actify's compressed and secure .ACT3D format free of charge and without a CAD system.

SpinFire Reader
Data files
- / -
SpinFire Reader ACT3D Data related extensions:
Thoughtograph Mind Map Data
IBM TS3500 Machine Reported Product Data
Call of Juarez Game Menu Data
Navicat for Oracle Data Transfer Profile Data
CaptureSaver Knowledge Base
GeoTide Harmonic Location Constants Data

Naturally, other applications may also use the .act3d file extension. Even harmful programs can create .act3d files. Be especially cautious with .act3d files coming from an unknown source!

Can't open a .act3d 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 .act3d file extension is often given incorrectly!

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


Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

AC3D Model

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 .act3d file format, then write to us!