Downloading Cutline 3.0 for Mac from our website was free. The software lies within Design & Photo Tools, more precisely Viewers & Editors. The actual developer of this software for Mac is Andromeda Software Inc.
From the developer:
The Cutline Plug-In is intended for use on continuous tone gray scale images. The best results are seen with photos or illustrations with gradient blends. Cutline screens are a combination of line/dot screens. A standard line screen represents gray tones in a photo or illustration by varying the thickness of black lines on a white background.
You may want to check out more software for Mac, such as Cuadro or iPodEditor, which might be related to Cutline.