This app build to calculate Screw Conveyor Capacity, Conveyor Speed and Screw Conveyor Power Requirement. This app has three calculator: 1.Material carrying Capacity. 2.Speed. 3.Power requirement. This app required following inputs: 1.Screw Diameter 2.Shaft Diameter or Screw inside Diameter 3.RPM 4.Material Specific gravity 5.loading percentage 6.Screw pitch 7.Conveyor length 8.Friction Resistance This is useful for all working engineering professionals in the field of fabrication of Process