 MobileMath MobileMath  MobileMath turns your mobile into a calculator supporting many operations such as: evaluate expression, plotting, differentiate & integrate expression...
Supports basic functions of a calculator:
· Operators : +, , *, /, ^
· Functions : sin, cos, tan, exp, ln...
· Solve equations
· And much more..   Graph (Java) Graph calculates mathematical expressions and draws function graphs on the screen of J2ME mobile devices   MatrixGuy A small scale Matrix Calculator which computes determinants, inverses, adjoints and transpose of matrices   RZCalculator This calculator for java mobile phones can calculate binary, octal, decimal, hex numbers and convert it to each other. It supports logical expressions, parenthesisses, memory and 64bit integer arrithmetics. Operator precedence as in C++, C#, C, Java   MIDP Calculator MIDP Calculator is a Java calculator for mobile devices. It works much like a good old HP calculator with RPN logic, but the stack has 16 elements and you can see many of the elements on the stack simultaneously 

 FastCalc by Panayotis FastCalc by Panayotis  FastCalc is a calculator optimized to minimize the distance the fingers have to move, in order to perform the basic calculator tasks.
For this reason only the 12 basic buttons of the mobile phone are used   Calculator v.2 Calculator provides simple and advanced mathematical functions in a beautifully designed app.
• Perform basic calculations such as addition, subtraction, multiplication, and division
• Do scientific operations such as trigonometric, logarithmic, and exponential functions   Calculator V1.02 Calculator V1.02  This is the calculator which has many functionalities than the normal calculator provided in the mobiles, this software is mainly designed for the touch screen mobiles. This will not work on the mobiles which do not have touch screen facility   PowerfulXcalculator About
I have written this calculator with 2d and 3d plot function as student project   Graphing Calculator V1.01 Graphical function plotting software. Use this software to represent any function of one variable, f(x) 
