Scientific Calculator (adfree)

Scientific Calculator (adfree)

5,000 - 10,000 downloads

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

* Basic,
* Scientific,
* 64-bit Programmer Mode (Hex, Oct, Bin and Dec),
* Graphing,
* Matrices,
* Complex Numbers (cartesian, polar, using Euler's identity),
* Quick Formulas,
* Quick Converter,
* Time Calculator,
* Equation Solver,
* Calculus (Derivative, Definite Integral & Taylor Series) - requires Android version 2.3 or higher

+ the Periodic Table of Elements!

Features 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, Weight, 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 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
* pH 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.

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Recently changed in this version

09/08 (ver 3.4.4)
* added Calculus mode (Derivative, Definite Integral and Taylor Series) - requires Android version 2.3 or higher
* added Pol() and Rec() functions to the list of functions
* added Vector Mathematics to the Reference section
* added an option to show the text on the buttons in bold font
* bug fixes

Comments and ratings for Scientific Calculator (adfree)
  • (77 stars)

    by Nizam Nizam on 28/06/2014

    Simply the best. Great apps, this Calculator alone pays off my Android smart phone purchase. Well done

  • (77 stars)

    by Dyna Hodge on 11/06/2014

    Lots here. Good one, frequently added to.

  • (77 stars)

    by Junyu Wei on 02/06/2014

    Great but some buttons have truncated text like hyp-10^x or acosh, atanh etc

  • (77 stars)

    by Muhammed Alsayadi on 01/06/2014

    Very versatile and flexible. So much effort was put into this project. Tottaly worth it. Keep up the good work guys.

  • (77 stars)

    by Austin Rowe on 09/05/2014

    Best calc on the market

  • (77 stars)

    by Zameer Ambaram on 22/04/2014

    Does what it says on the box. I am impressed by the options available. Definitely worth it.

  • (77 stars)

    by Ted Reinke on 21/04/2014

    Many nice features as listed in other reviews but doesn't solve calculus equations in the calculator mode.