Opening C4D Files

The C4D file type is primarily associated with Cinema 4D.

C4D	File extension: C4D
	File type:	3D Model

What is a C4D file?

C4D files mostly belong to Cinema 4D by MAXON. A file with C4D extension contains a 3D model or 3D scene created using Cinema 4D, a 3D modeling, texturing, and animation program. Contents of such C4D files include objects with attributes such as pivot points, textures, position, and meshes. Users may export C4D animations or models to other video/graphics-editing software for further editing. Clonk, a multiplayer strategy game uses C4D file extension to save game object definitions.

How to open a C4D file

You need a suitable software like Cinema 4D to open a C4D 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 C4D file correctly, try to right-click or long-press the file. Then click "Open with" and choose an application. You can also display a C4D file directly in the browser:. Just drag the file onto this browser window and drop it.

Online C4D Text Viewer

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Programs that open and convert C4D files:

Cinema 4D by MAXON
See the previous paragraphs to learn more about the main application. C4D files are often referred to as Cinema 4D 3d images because this type of file is primarily created or used by this software.
Clonk (object definition) by RedWolf
Clonk is a series of strategy games for Windows, Mac, and Linux platforms. The game is set in 2D landscapes where players control humanoid beings called "Clonks" in order to build structures, rear animals etc. while expanding their domain. Object definitions used by Clonk are stored in C4D files. This file format is classified as Game.

C4D file format details:

If you can determine the file format, the associated program can also be determined. Each file format has a unique extension and almost always a unique signature. For example, Microsoft Word documents have the extension .docx and the signature (usually the first 3 characters in this file) PK. Frequently, however, one file extension is used by different programs for different file formats, and one file format for different file extensions. When there is a problem with a file, the first step to solving it is to determine the file format. Our analysis of the C4D files produces the following result:

The C4D file extension is used very often and is mainly used by one program with a specific format. But the following two file formats are common:

85% of all C4D files start with the magic bytes QC4DC4D6, which are always the first bytes of this file format. They consist of illegible, cryptic characters. C4D files can be up to 510 MB in size, but are often around 350 KB - 50 MB. It is a modern file type. The keywords QC4DC4D6, -lcms, JFIF, mntrRGB XYZ, acspMSFT, Xlcms and hICC_PROFILE are typical for these files. These files can be linked to uploads, model, intro, century, text, building, kitchen, cinema, hopiz and free.
7% of all C4D files have the same signature XC4DC4D6. These files contain neither text nor words, but only data. C4D files can be up to 44 MB in size, but are often around 340 KB - 17 MB. The files contain the following words: XC4DC4D6. These files are attributed to person-related data.

All other C4D files (8%) have different formats, such as Maxon Cinema 4D scene and XML. They are often associated with project or audi. If you want to find out which format your C4D file belongs to, just click on the button "Choose your .c4d file to analyze".

Technical Data for C4D File Extension

File classification:

3D Image

Related files:

lib4d, zip, rar, c4g, c4, png, fbx, e3d, max, 3ds, glb, obj, jpg, cfd, gif, dxf, enc, sav, bundle, exe, l4d, mc4d, xlib

Related links:

Cinema 4D

Mime type:

application/vnd.clonk.c4group

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: CINEMA 4D Document
EXEFile: %ProgramFiles%\C4D\MAXON\CINEMA 4D R9\CINEMA 4D.exe %1

ProgramID: CINEMA 4D Document
EXEFile: C:\_Andrzej\Tmp\Cinebench\Cinebench 2000\Cinebench 2000.exe %1

ProgramID: quick3D.c4d
EXEFile: %ProgramFiles%\quick3D Geo\quick3D.exe %1

ProgramID: CINEMA 4D Document
EXEFile: %ProgramFiles%\MAXON\CINEMA 4D R9\CINEMA 4D.exe

Show all 4 listings To Top

a c4d 3D Model is a special file format by MAXON and should only be edited and saved with the appropriate software.

How to solve problems with C4D files

Associate the C4D file extension with the correct application.
Update your software that should actually open 3d models. Because only the current version supports the latest C4D file format. Search, therefore, e.g. on the MAXON manufacturer website after an available Cinema 4D update.
To make sure that your C4D file is not corrupted or virus-infected, get the file again and scan it with Google's virustotal.com.
Click here to open your .C4D file online - secure, fast, and no downloads needed.