>>5454290Sai is actually great for painting at least imo. Have you tried turning on the "blending" option as well as painting in glazes lowering the density of the color?
>>5456661seconding this cause I'm using CS6. But if it's a toaster pc I recommend using photoshop CS4 cause it was the first program of PS to introduce the "rotate tool". Plus it has waay lower system requirements.