When comparing Awesome Bump vs Crazy Bump, the Slant community recommends Awesome Bump for most people. In the question“What are the best programs for making height maps, normal maps, and/or other maps?” Awesome Bump is ranked 1st while Crazy Bump is ranked 2nd. The most important reason people chose Awesome Bump is:
Supports great features, such as the addition of grunge maps, supports tessellation, and has a beautiful 3d view port.
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Pros
Pro Feature complete
Supports great features, such as the addition of grunge maps, supports tessellation, and has a beautiful 3d view port.
Pro Free and open-source
Being open source, along with the price of nothing makes this software very compelling to use.
Pro Cross platform
This software is cross platform, so you can integrate it into your work flow without worrying to much about your operating system (Linux, Mac, and Windows).
Pro Intuitive interface
Almost anyone that has some knowledge on bump maps, can use this software, just dump in your image, adjust a few sliders, and export your maps.
Cons
Con Confusing
The first few times using the software, you may have a hard time getting what you want. That is mostly due to the slew of features, and slightly confusing interface.
Con Doesn't run on MacOS
Con Requires open GL 3.30 or higher
Although the pbr view port looks great, it does come with the drawback that you will have to have support for open GL 3.30 or higher, and set it up before hand (if its not already set up on your computer).
Con Pricey
It's a nice software, but you are going to have to dump 50 to 100$ dollars on it. However, you can give it a free go for thirty days.