A daily updated filename extension database!

MB4 file extension

The table below provides useful information about the .mb4 file extension. It answers questions such as:

  • What is the .mb4 file?
  • What program do I need to open a .mb4 file?
  • How can the .mb4 file be opened, edited or printed?
  • How can I convert .mb4 files to another format?
  • Where can I find the specifications for .mb4?
  • Which MIME-type is associated with the .mb4 extension?

We hope you find this page helpful and a valuable resource!

1 extension(s) and 0 alias(es) found in database

Model Builder Document

MB4 file is a Model Builder Document. Evan Designs Model Builder is a program designed to help model train fans make cardstock houses.
Category: Document files
Application: Model Builder
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
MB4 aliases:
MB4 related links:
MB4 related extensions:

Other types of files may also use the .mb4 file extension.

The .mb4 file extension is often given incorrectly!

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

b4, mn4, mf4, mbr, mb, m4, mg4, mbt, mbe, m4b

Is it possible that the filename extension is misspelled?

We found the following similar file extensions in our database:

M4 Macro File
Everio MediaBrowser 3D Edit Data
Mpeg-4 Audio Book
ASAM Measurement Data Format File
Autodesk Maya 3D Binary Scene
Band-in-a-Box Song
Mathematica Binary File
VTrain Data File
Saved Master Boot Record
Mpeg-4 Video Container

Can't open a .mb4 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 cannot open this file:


To open this file, Windows needs to know what program you want to use to open it...

If you don't know how to set the .mb4 file association, check the FAQ.

Can I change the extension of 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 the file. The problem is, changing the file extension does not change the file format.

If you have helpful information about the .mb4 file extension, write to us!

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