TechCalc+ scientific calculator is a calculator with 11 computing modes in one application + a handy scientific reference section.

Modes included are:

* Basic Calculator,

* Scientific Calculator,

* 64-bit Programmer Mode (Hex, Oct, Bin and Dec),

* Graphing (save a copy of the graph to the sdcard),

* Matrices,

* Complex Numbers (cartesian, polar, using Euler's identity),

* Quick Formulas,

* Quick Converter,

* Time Calculator,

* Equation Solver,

* Calculus (Derivative, Definite Integral, Taylor Series & Indefinite Integral) - requires Android version 2.3 or higher

+ the Periodic Table of Elements!

Features of TechCalc+ scientific calculator include:

* Trigonometric Functions (radians, degrees or gradients)

* Power & Root Functions

* Log and Antilog functions

* Permutations (nPr) and Combinations (nCr)

* HCF, LCM, Prime factorization, Δ% function and the remainder function

* Pol() & Rec() Functions

* Statistics Functions (inc. Bessel, Beta, Binomial, Chi-Squared, Digamma, Error, Exponential, F-, Gamma, Hypergeometric, Normal, Poisson, T- & Weibull)

* Factorial Function

* Modulus Function

* Random Numbers

* Fractions Mode

* Constants (4 categories) - press to include into a calculation or long press for more information on the constant:

* Physical and Astronomical Constants

* Periodic Table - atomic mass (u)

* Solar System - Orbit Distances (km)

* My Constants (save personal constants via the calculation history)

* A wide range of conversion categories – Distance, Area, Volume, Mass, Density, Speed, Pressure, Energy, Power, Frequency, Magnetic Flux Density, Dynamic Viscosity, Temperature, Heat Transfer Coefficient, Time, Angles, Data Size, Exchange Rates, Fuel Efficiency, Audio Signal Level, Torque, Force, Radioactivity, Radiation

* 20 Memory Registers in each of the calculation modes

* A complete record of each calculation is stored in the calculation history, the result of which can be used in future calculations

* Detailed Help and Reference Available

* Highly customizable via the Settings including a wide range of layouts to choose from

* Output font size can be increased or decreased by long pressing the + or - buttons

The reference section of TechCalc+ scientific calculator includes:

* Physical Laws

* Useful Mathematical Formulas

* Names in the Metric System

* Mathematical Tables (Log & Antilog Tables, Normal Distribution Table, Trigonometric Tables, Power & Root Tables)

* Elementary Algebra

* Linear Algebra (Matrices)

* Trigonometric Identities

* Differentiation Rules

* Integration Rules

* Statistics Formulas

* Vector Mathematics

* ASCII Converter

* Fractional Bits Converter

* Roman Numeral Converter

* pH Calculator

* Interpolation Calculator

* Body Mass Index (BMI) Calculator

* Proportion Calculator

Please email any questions that are not answered in the Help section or any requests for bug fixes, changes or extensions regarding the functions of the calculator - glad to help wherever possible.