KingDraw App is a chemical drawing editor that allows users to sketch molecules and reactions as well as organic chemistry objects and pathways. Users can also use it to predict compound property. convert chemical structures to IUPAC names, view 3D structures, etc. New tablet version KingDraw HD is available on Google Play. KingDraw, as will provide strong software support for chemical research, more chemical-related functions, and new structure drawing modes to connect android& iOS devices and