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Scientific Calculator for Android

By CalcTastic Free

Developer's Description

CalcTastic Scientific Calculator 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 Scientific Calculator 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 ($1 USD). The PLUS version also includes Polar-Form Complex Numbers, 7 Additional Themes and a Full-Featured Programmers Calculator.


- High Internal Precision

- Algebraic (Prefix or Postfix) or RPN Calculator Modes

- Expression or Stack Display

- Expression History with 20 Records

- Calculator Stack with 20-50 Registers

- Memory with 10 Registers

- 5 High-Quality Themes

- Copy and Paste

- Configurable Numeric Display (Decimal and Grouping)

- Intuitive long-click feature removes the need to press SHIFT

- Easier to use than traditional Casio or HP calculators (11C / 15C)


- 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


- Factorial

- Combinations and Permutations

- Random Number Generator

- 15 Single-Variable Statistics commands operate on all stack entries

- 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

Full Specifications

What's new in version 6.7.2


Release September 1, 2020
Date Added September 1, 2020
Version 6.7.2

Operating Systems

Operating Systems Android
Additional Requirements Requires Android 4.1 and up


Total Downloads 0
Downloads Last Week 0
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