CalInverse is calculator with modular arithmetic and theory of numbers.
Functions include:
*Greatest common divisor (GCD) (Euclidean algorithm);
*Least common multiple (LCM);
*Bezout's lemma;
*Modular multiplicative inverse;
*Chinese theorem for a system of 2, 3, 4 equations.
The program does not require access to the internet.

FX-602P Programmable Calculator is a programmable scientific calculator based on the FX-602P. See the FX-602P website
or blog
for details

Scientific calculator and can also do integration, differentiation, and matrices.You enter mathematical expressions the same way you are used to in writing.Any expression can be expressed.

Currency Converter and Calculator with 180+ currencies, 4 metals, HD commands

* 1.5 Update *

All -n- Calculator is not just another calculator app but is a collection of useful calculators. It consists of a tip calculator, mortgage calculator, auto loan calculator, sales calculator, basic calculator and a conversion calculator that converts the more common units of measure.

Function Plot is a powerful and easy to use Android application, able to draw the graph of any function F, within a defined (x1, x2) space. The user of the application is able to get any “x, F(x)” pair values, by just touching the function graph on the device screen. Using this last facility, he/she is also able to approach the roots of the equation “F(x)=0”.

There're 477 units, 15 groups of units converter.
With graphic user interface, you can use it easily.

A free Matrix calculator that can do the operations of add, subtract, multiply, transpose, inverse, and determinant on matrices of dimensions up to 3x3

Simplator Pro - Simple utility calculator that computes commonly used calculations e.g. salary, mortgage, amortization, discount, age, percentage calculation, number conversions (binary, decimal, hexadecimal), CGPA, GPA/SGPA and amount per quantity.

No matter what you do in your daily life, Simplator Pro has functions that you will find handy!

* Easy to use Interface.

* 60+ calculations.

* No advertisements.

* Calculations distributed among 4 Categories.

Calculate Volume and Surface Area for heaps of 3D Shapes!

This is a tool to calculate the pitch diameter, thread depth, minor diameter.

This is a calculator to perform the calculations necessary to find the measurements across and between Dovetail slides.

myCipher Custom Calculator allows you to save custom math equations for quick solving.

The application (calculator) helps the programmer to transfer numbers between different number systems and the implementation of these operations of the algebra of logic. It also helps people who study computer science in schools and universities.

Donation license for the NE555 Calculator app.

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Easy Tip Calculator is an easy to use tip calculator. It displays the tip amount per person and the total due per person including the tip.

PAYE TAX Calculator is an application for calculating UK Tax on your earnings (Pay As You Earn). It produces details calculation including Total Allowance, Tax Due, Employee and Employer National Insurance. This is a free version which does not guaranty update on time and may contain advertisement.

If you like this application, please do not hesitate to buy the paid version which is advert free and update will be available as soon as Tax rate/details has changed.

Wondering how long until your next birthday? How long ago was Easter? Now And Then is a date calculator that will find the time between two dates. You can also use it in calculator mode to add or subtract time from a date to see what date you get as a result.

OEE Calculator Kit 1.2.1

Simple Talking Calculator, with digit grouping, and percentages. It says What it Means