You can import Photoshop brushes into the program but tweaks are needed to get them to work better and it does not support full abr. brush features yet.
Edit 2024: I use it all the time for editing work but I haven’t really used it for painting. The brushes are improving in it but the pixel brush mode is really laggy with some of the brushes. You can import Photoshop brushes into the program but tweaks are needed to get them to work better and it does not support full abr. brush features yet.