All Calculator is a powerful, useful and helpful scientific calculator, which you can possess with only $1.99. This extraordinary calculator can provide you not only all the uses which a common scientific calculator has, but also the following functions that you can not even think of.
2.The calculation of geometric progression and arithmetic progression
3.Area calculation of common planar graphs
4.Surface area and volume calculation of common three-dimensional graphs
6.A plotter of all two-dimensional graphics
7.A graphical storage of calculation results
8.A visualized calculation history