CalcTastic Plus is a feature-rich calculator with years of refinement and exceptional user ratings. Choose from 12 different themes, a configurable display and your choice of operation, Algebraic or RPN.

CalcTastic Plus includes two fully-independent modes:

– A high-precision Scientific Calculator with Fractions, Complex Numbers, Physical Constants, a Unit Converter, Advanced Statistics, History & Memory Registers and a full-online Help Section.

– A full-featured Programmers Calculator with a dedicated Binary Display, support for Signed & Unsigned Integers (from 8-64 bits) as well as separate History & Memory Registers (viewable in binary, octal, decimal or hex).

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GENERAL
– Two Algebraic Modes with Editable Equations
– Two RPN Modes with Undo Support and up to 100 Stack Registers
– A Basic Mode with all the Essentials
– Calculation History with 100 Records
– Memory with 10 Registers
– 12 High-Quality Themes
– Copy and Paste
– Configurable Numeric Display (Decimal and Grouping)
– Easier to use than many other Calculator Apps
– Quicker than locating your Casio & HP Calculator (11C / 15C)

SCIENTIFIC
– High Internal Precision
– Rectangular and Polar form Complex Number Support
– Real, Imaginary, Argument, Magnitude and Conjugate Functions
– Fractions and Fraction Calculations
– Convert Decimals to Fractions
– Degree, Minute, Second Support
– Standard, Scientific, Engineering and Fixed Decimal Notations
– Configurable Display Precision from 0 – 12 digits
– Table of 44 Physical Constants
– Over 300 Conversion Units across 18 Categories
– Trig Functions in Degrees, Radians or Grads
– Hyperbolic Trig Functions
– Natural and Base-10 Logarithms
– Percent and Delta Percentage
– Remainder, Absolute, Ceiling and Floor Operations

STATISTICAL
– Factorial
– Combinations and Permutations
– Random Number Generator
– 15 Single-Variable Statistics
– Quantity, Min, Max, Range, Sum, Median
– Arithmetic Mean, Geometric Mean, Mean Squared
– Sum Squared, Sum of Squares of Variance
– Sample Variance, Sample Standard Deviation
– Population Variance, Population Standard Deviation

PROGRAMMER
– Binary, Octal, Decimal and Hexadecimal
– History viewable in all Four Bases
– Convert between Bases
– Signed and Unsigned Integers (8, 16, 32 and 64-Bit)
– Cast between Integer Sizes
– Dedicated Binary-Bit Display (and Toggle) for all 64-Bits
– Bitwise Logic Operations AND, OR, XOR
– Bitwise Shift Operations
– Roll Left and Right
– Byte and Word Flipping
– Ones and Twos Complement. Native interpretation is Twos Complement
– Random Number Generator