IBE Calc is a professional and powerful expression calculator for iPhone users.It supports many functions such as differentiation, integration, Matrix, finance etc.
It contain 14 modules as following.
1 Arithmetic
2 Trigonometric
3 Base Conversion
4 Statistics
5 Matrix
6 Finance
7 Function Graphy
8 User's Macros
9 Tip
10 Converter
11 Currency
12 Constants
13 Biorythm
14 Date&Time