You can reach out directly via [[email protected]]. Please include a screenshot of your UV layout and a brief description of the issue so I can assist you faster.

This usually occurs if the "Pack" margin is set too low for your specific resolution. Try increasing the padding value in the add-on settings panel. If the issue persists, please ensure you have applied your object transforms (Ctrl + A) before unwrapping.

Yes, Smart UV Tools fully supports UDIM layouts, allowing you to manage complex character or environment assets across multiple UV tiles efficiently.

While built-in tools provide a basic starting point, Smart UV Tools provides [mention key differentiator, e.g., superior packing algorithms, intelligent seam placement based on curvature, or automated island orientation], resulting in less texture stretching and higher texel density.