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About This App
CalcTastic is a feature+rich calculator with years of refinement and exceptional user ratings. Choose from 12 different themes, a configurable screen and your choice of operation, or Algebraic RPN.
CalcTastic includes two completely independent modes: a high precision scientific calculator with fractions, complex numbers, physical constants, a unit converter, Advanced Statistics, History and Memory registers and a comprehensive online help section.
+ Algebraic (Prefix or Postfix) or RPN Calculator Modes
+ Expression or stack display
+ Expression story with 20 recordings
+ Degree, minute, second support
+ Standard, scientific, engineering and fixed decimals
+ Configurable display accuracy from 0 + 12 digits
+ Table of 44 Physical Constants
+ 289 conversion units in 18 categories
+ Calculation history visible in the four bases
+ Set of any integer size to a full size
+ Dedicated binary display for all 64 bits
+ Instant access to switch a bit bit
+ Bitwise AND, OR, XOR logical operations