Basic information about FUN file

When there is a problem with opening files with the file extension FUN（*.FUN or *.fun）, you do not need a computer expert. In most cases, using the helpful suggestions of experts contained in our website as well as appropriate programs, you can solve the problem with the FUN file yourself.

There are 6 file types using the FUN file extension in our database. In the further part of this page, you will find detail information about all the FUN file with their brief description and a list of programs that support FUN file sorted by operating systems. The table below provides useful information about the FUN file extension. It answers questions such as:
  • What is the FUN file?
  • How to open a FUN file?
  • What programs do I need to open a FUN file?
  • What programs help to create and edit a FUN file?
  • How to convert FUN files to another file format?
  • How to convert another files to FUN file format?


1.Detail information about FUN file extension: Jigsaw (variant) Ransomware Affected File

File type Jigsaw (variant) Ransomware Affected File Category Malicious Files
Developer N/A File format N/A
Description FUN file is a Jigsaw (variant) Ransomware Affected File. File extension fun seems to be also used for one of the variants of Jigsaw ransomware that encrypts users files and demands bitcoins as ransom. This variant utilizes a background featuring the Joker and Batman.

Note: The self-titled Fake Jigsaw Ransomware also uses this suffix.
Software programs that will open, edit or convert FUN files


2.Detail information about FUN file extension: Cubify Invention File

File type Cubify Invention File Category 3D Image Files
Developer Cubify File format N/A
Description FUN file is a Cubify Invention File developed by Cubify.
Software programs that will open, edit or convert FUN files

Windows		 Cubify Invent


3.Detail information about FUN file extension: Koolmoves Data

File type Koolmoves Data Category Data Files
Developer N/A File format N/A
Description FUN file is a Koolmoves Data.
Software programs that will open, edit or convert FUN files

Windows		 Koolmoves


4.Detail information about FUN file extension: Project FUN Editor Game Source Code

File type Project FUN Editor Game Source Code Category Game Files
Developer N/A File format N/A
Description FUN file is a Project FUN Editor Game Source Code.
Software programs that will open, edit or convert FUN files


5.Detail information about FUN file extension: Jigsaw Ransomware Affected File

File type Jigsaw Ransomware Affected File Category Malicious Files
Developer N/A File format N/A
Description FUN file is a Jigsaw Ransomware Affected File.
Software programs that will open, edit or convert FUN files


6.Detail information about FUN file extension: Funpaint Picture Image

File type Funpaint Picture Image Category Raster Image Files
Developer N/A File format N/A
Description FUN file is a Funpaint Picture Image.
Software programs that will open, edit or convert FUN files



Can't open a FUN file?

When you click a file to open it, operating system examines the filename extension. If operating system recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When operating system does not recognize a filename extension, you receive the following message:

”Can't open this file: example.FUN”。

To open this file, you install one of the applications from the list of software programs that you found here, you should be able to open, edit or convert the file with the FUN extension without any issue.


Where I can download the application that support FUN file?

If you do not know where you can download the application from our list, click on the link (which is the name of the program), you will find more information there on the location where to download the required application. Most often they are the websites of software manufacturers.


How to change file associations?

  • Right-click a file with the extension whose association you want to change, and then click "Open With".
  • In the "Open With" dialog box, click the program whith which you want the file to open, or click "Browse" to locate the program that you want.
  • Select the ”Always use the selected program to open this kind of file” check box.


Can I change the extension of FUN 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/open the file. The problem is, changing the file extension does not change the file format. Select a software program from our list and install it on your computer. If the file has not opened correctly, you have to look for a different software program from our list. Sometimes you have to repeat the operation several times.


What else may cause problems width open a FUN file?

The reasons for the lack of the ability to open a FUN file on your computer may be at least several. The easiest thing is to find a suitable application installed on your computer, which will open a FUN file. If there is still something wrong, you might want to check:

  • Whether the FUN file is damaged.
  • Whether the FUN file is incorrectly linked in the registry entries.
  • Whether the FUN file extension has been accidentally removed from the Windows registry.
  • Whether the installation of an application that supports the FUN file format is incompletely.
  • Whether the FUN file is infected.
  • Whether the drivers of the equipment used for opening a FUN file are up to date.
  • Whether your computer has enough hardware resources to open a FUN file.

If the FUN file still not working with your software after eliminating the above shortcomings? That means that the problem is more complex and requires the help of a specialist.