Orneta Calculator is a simple and easy to use application that acts like a standard scientific handheld calculator for Windows Mobile based Smartphone's. Solve your difficult math and science problems at work, school, the lab, or even on the road. Orneta Calculator is a simple and easy to use application that acts like a standard scientific handheld calculator for Windows Mobile based Smartphone's. Just use your Smartphone when a separate handheld calculator is too much. Enjoy the simple access for quick calculation of difficult problems. Solve your math and science problems at work, school, the lab, or even on the road. You can perform any of the standard operations for which you would use a calculator, including basic arithmetic, such as addition and subtraction, as well as functions found on a scientific calculator, such as logarithms and factorials. It even has memory functions to save and recall the solutions. The history of all of the calculations and functions are displayed on the screen which can be scrolled for easy access. Advanced Features: Add, Subtract, Multiply, and Divide Save and Recall Memory functions Full degrees, radians, or grads calculation Percentage calculation and conversion Square Root, Sine, Cosine, Tangent Arc Sine, Arc Cosine, Arc Tangent