Physics-AST app for iPhone and iPad

Physics Problem Solver. This is the mobile version of Physics-AST software which collected more than 15,000 downloads in a very short period of time. This program supposed to help high school students to solve physics problems in Kinematics, Forces, Universal Gravitation, Work, Energy, Momentum, Circular Motion and Thermodynamics.
How it works:
Simply fill fields with values of given units(initial speed, time, force and so on) and click on Calculate button.
After that you will see parameters which are possibly can be calculated based on given data.
Click on any of them, and several solutions with formulas will be in front of you, thats it. Enjoy!