There are some licensing restrictions you should know about:

Export texture resolution size is limited to 4K and 16-bit color per channel.

Export formats are limited to .psd, .png, .tga, .jpg and .jpeg.

Python scripting is disabled.

There is a limit of six UV texture patches per object, but unlimited channels and layers.

You can work with a maximum of five objects at once.

It’s definitely not for big-budget productions, but if you want to check it out – it’s a perfect way to learn a bit more about this software. Here are some examples of things people can do with MARI (click on the image to read about the full production).