Opening a Q3D File

The Q3D file type is primarily associated with Quest3D.

Q3DFile Extension Q3D
File extension: Q3D
File type:  Interactive 3D File

What is a Q3D file?

Q3D files mostly belong to Quest3D by Act-3D B.V. Quest3D is targeted for use in real-time interactive 3D productions, such as product presentations and virtual reality projects.

How do you open Q3D files?

You need a suitable software like Quest3D to open a Q3D file. Without proper software you will receive a Windows message "How do you want to open this file?" or "Windows cannot open this file" or a similar Mac/iPhone/Android alert. If you cannot open your Q3D file correctly, try to right-click or long-press the file. Then click "Open with" and choose an application. You can also display a Q3D file directly in the browser:. Just drag the file onto this browser window and drop it.

Online Q3D Text Viewer

Choose your .q3d file to analyze

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Programs that open and convert Q3D files:

  1. Quest3D by Act-3D B.V.
    See the previous paragraphs to learn more about the main application.
  2. Quickdraw 3D File

Technical Data for Q3D File Extension


The following listing is compiled from the database produced by the 'Associate This!' program, selected data from the main FILExt database and file extension information submitted by users.

ProgramID: Quest3D.q3d.File
EXEFile: f:\Quest3D Demo 2.0a\QuestViewer.exe %1


a q3d Interactive 3D File is a special file format by Act-3D B.V. and should only be edited and saved with the appropriate software.

How to solve problems with Q3D files

  • Associate the Q3D file extension with the correct application.
  • Update your software that should actually open interactive 3d files. Because only the current version supports the latest Q3D file format. Search, therefore, e.g. on the Act-3D B.V. manufacturer website after an available Quest3D update.
  • To make sure that your Q3D file is not corrupted or virus-infected, get the file again and scan it with Google's virustotal.com.
  • Click here to open your .Q3D file online - secure, fast, and no downloads needed.
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Q3D file viewer Q3D file description