RPN Sweeping Calculator is a great tool for scientific calculation, just "sweep'n'calc" with it. It supports decimal, hexadecimal and binary numerical base and tens of math functions. Binary and exadecimal mode activate a complete set of logical operators. Main keyboard, math functions, physical constants and material properties are managed with independent scroll views and the user just needs to sweep inside them to get the operation. An editable display shows some help about the executed operations. In case of operation error the user will perceive a vibration of the device together with the shaking of the overall display.