If you're looking for an MS Paint replacement, or just fancy a quick doodle, SketchBook Express is an impressive alternative. However, its the sort of sketch app that only decent artists or professionals will really get the most out of. Autodesk SketchBook Pro is an application that aims to banish. Creative drawing tool for graphic tablets. The impressive thing about SketchBook Express is even though it is quite basic in some ways, it feels like quite a professional drawing application. Download Autodesk SketchBook Pro for Mac for free. There's also a quick cropping tool to trim your images. There are many preset tools, including pencils markers, airbrushes, erasers, flood fill tools, blur, and sharpeners plus different drawing modes that enable you to quickly create circles, lines and rectangles. However, to get the most out of SketchBook Express, you'll need a pen and tablet device. The streamlined interface allows for what is known as "gesture-based marking menus" which mean that different tools are available to you at the click of a mouse. SketchBook Express uses professional-grade tools that enable you to produce some highly impressive results.