If you are seeking information about file extensions, then you are in the right place at the right time.

Details of extension .hmax

On this page, we're going to take a closer look at the .hmax file extension, which is related to Autodesk 3D Studio Max Custom Data.

We'll explain what exactly a .hmax file format is and how you can use it. If you're interested in learning more details about this type of file, we'll show you where to find them. And if you ever need to convert .hmax files into different formats, we'll give you some tips on how to do that too.

Let's see the file format associated with this file extension!


  1. Autodesk 3D Studio Max Custom Data

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Autodesk 3D Studio Max Custom Data

hmax file - Autodesk 3D Studio Max Custom Data
The HMAX file belongs to the Data category and works with Autodesk 3D Studio MAX, being used as an Autodesk 3D Studio Max Custom Data. 3D Studio is a 3D graphics modeling and rendering program. The developer is still actively supporting the Autodesk 3D Studio MAX, likely. Our data shows that Autodesk 3D Studio MAX uses 46 more file types.
Application: Autodesk 3D Studio MAX
Program name: -
Category: Data files
Mime-type: application/octet-stream
Related extensions:
.mix Autodesk 3D Studio Max Motion Mixer Data
.pxp Autodesk 3D Studio Max Process Data
.hf RayShade HeightField Format
.lwo Lightwave 3D Object

The .hmax file extension might not only belong to a single type of file, there could be various kinds that use it. Keep in mind that files with the .hmax extension may contain various content types. If you have helpful information about this extension, write to us!

Could someone have spelled the .hmax file extension wrong?

In our database, we came across the following similar extensions:

.hmx Help and Manual 4 Project
.gmax Autodesk Gmax File
.max Cadence OrCAD Max Layout
.hma Sony HI-MD Audio

The .hmax extension is frequently misused

People sometimes confuse the .hmax filename extension. Based on the searches on our site, here are the most common misspellings from the past year.

hma (1), gmax (1), hmx (1), max (1), hax (1)

Having trouble opening a .hmax file?

If you want to open a .hmax file on your computer, you just need to have the appropriate program installed. Incorrect settings for the .hmax association can trigger this error.

Windows can't open this file:

File: example.hmax

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 from a list of programs that are installed on your computer.

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 with 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.

Supported operating systems

Windows Server 2016/2019/2022, Windows 7, Windows 8, Windows 10, Windows 11, Linux, Mac OS X, macOS, iOS, Android