RPN Calculator DeepStack(Full Version)!

Lightweight Optimized HP Style Reverse Polish Notation(RPN) Calculator. Features:- Optimized Key Layout- Big Enter and Zero Key- No Triangle Functions or 2nd Function key.- Conditional DUP/DROP key(Enter/Backspace)- Conditional E/E- key(Period)- Right hand optimized design- Paste from clipboard- Copy to clipboard(Tap stack)Additional features from lite version.- Inverting layout for left hand using(Optional)- Stack Label(Optional)- Auto Sum(Optional)- Shake to Reset(Optional)- Auto Copy to Clipboard(Optional)- Suppressing Click Sound(Optional)Infinity Stack- Deep stack without limitation except memory capacity.- Stateless Design, Reset all condition when launching. Responsive Touch- Simple UI response is quicker than rich UI or HP emulators.- Click sound (2 pattern,numbers or others)