I thought I'd give Fire Alpaca a try since it came highly recommended for inking. However, within 10 seconds of opening it and fiddling, I'd discovered that it's not compatible with my tablet. The cursor and the marks I try to make don't line up at all and the line's it makes are all spastic.
Oh, well. Back to Corel
Link
DarnHyena
Mind if I make a suggestion? http://www.artrage.com/artrage-demos.html
You can also buy it through steam within the software catagory v: