Style Photo Editor for Mac is an all- in- one photo editing and graphic design software, providing professional high- quality photo processing tools to edit the photos, enhance and touch up photos on Mac OS X Mac Photo Editor Pixel. And just for sai too, because it works on photoshop and clip studio paint. However, when I try to use it, there is no pen pressure. I kind of got it to draw, and downloaded paint tool sai. (More on that later, if that applies to you) What worked for me on Windows 7 (run through Parallels on my Mac) was to go to the Control Panel -> Hardware -> Bamboo Preferences ->Remove Preferences. On a Mac, Pen Pressure is not supported on Paint Tool Sai unless you run it through Windows. Paint Tool Sai For Mac With Pen Pressure.Other creative software does not have this issue. My tablet won’t work with Paint Tool SAI the cursor will not move at all. My tablet’s pen pressure works in my driver settings, but not in Paint Tool SAI. I don't really know a method other than using bootcamp or probably those virtualization softwares like vmware, virtualbox or parallels, to run SAI with pen pressure. How to install Krita 4.1.0 on Ubuntu 16.10. I installed windows on bootcamp and use SAI on it.