Never has calculating been so timeless, beautiful and efficient at the same time. You can maintain the realistic appearance but transform it into a stylish theme anytime, even in the middle of a calculation, just as you wish. Real Theme Calculator has been designed to match both the appearance and usability of a real handheld calculator. It includes all scientific functions plus supports four number systems for number enthusiasts. It accommodates binary, octal, decimal and hexadecimal calculati