CalcTastic is a high-precision, feature-rich scientific calculator with years of refinement and thousands of satisfied users. Choose from 5 different themes, a configurable display and your choice of operation, Algebraic or RPN.
CalcTastic is FREE but comes with many great features including a Unit Converter, Fractions, Complex Numbers, Advanced Statistics, History & Memory Registers and a full-online Help Section.
If you find CalcTastic Scientific Calculator useful, consider the PLUS version ($3.99 USD). The PLUS version also includes Polar-Form Complex Numbers, 7 Additional Themes and a Full-Featured Programmers Calculator.
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GENERAL
– High Internal Precision
– Two Algebraic Modes with Editable Equations
– Two RPN Modes with up to 50 Stack Registers
– A Basic Mode with all the Essentials
– Calculation History with 50 Records
– Memory with 10 Registers
– 5 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
– Rectangular Form Complex Number Support
– Real, Imaginary, Magnitude, Argument 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
– 289 different 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