When comparing Substance Bitmap2Material vs Substance Designer, the Slant community recommends Substance Bitmap2Material for most people. In the question“What are the best programs to create procedural textures?” Substance Bitmap2Material is ranked 7th while Substance Designer is ranked 8th. The most important reason people chose Substance Bitmap2Material is:
B2M generates any output that you may need from a single image automatically (base color, normal, metallic, roughness, ambient occlusion).
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Pros
Pro Generates several outputs from a single image
B2M generates any output that you may need from a single image automatically (base color, normal, metallic, roughness, ambient occlusion).
Pro Native integration with many game engines
It has the ability to export sbsar files, these can be put into most game engines allowing in engine tweaking of procedural content.
Pro Ability to create custom substance files
Substance designer allows users to create custom substance files, it offers a lot of power with a mix of workflow of working with procedural textures and bitmaps.
Cons
Con Comes at a price
Sets you back over 100 dollars.
Con Not a complete tool
B2M will only allow you to create a normal map from an existing image. You cannot create a custom texture from scratch with it.
Con Expensive
The pricing starts at $20 for the indie license and $100 for the pro license.
Con Not good for painting textures
Substance designer is not very powerful when it comes to painting textures, while there are 2D painting tools, they are not very good.