Scientific Calculator - FREE

Scientific Calculator - FREE


(4 stars)


Download for Android Like

10,000 - 50,000 downloads

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CalcTastic FREE is a powerful yet easy to use, full-featured scientific, statistical and conversion calculator with NO ADS!!

Visit our website for more high-resolution screenshots.

If you find CalcTastic Free useful, post a review or consider purchasing our full version to support development. The full version also includes:
- Fractions
- Full Landscape Support
- 7 Additional Themes (12 total)
- Android's ONLY full-featured Programmer's Calculator
- Base conversions between Hexadecimal, Decimal, Octal and Binary

CalcTastic FREE includes the following:

- Algebraic, Sequential or RPN input methods
- Postfix notation.
- Expression or Stack Display
- Expression History with 20 records
- Calculator Stack with 50 registers
- Memory with 10 registers
- 5 high-quality themes
- Copy and Paste
- Configurable numeric display (decimal point and digit grouping)
- Intuitive long-click feature removes the need to press SHIFT
- Easier to use than an HP 11C / 15C

- Degree/Minute/Second Conversions
- Standard, Scientific, Engineering and Fixed Decimal Notations
- Configurable Precision from 0 - 12 digits
- Table of 44 Physical Constants
- Over 210 different conversion units across 14 categories
- Trig functions in Degrees, Radians or Grads (w/ hyperbolic equivalents)
- Conversions between Degrees, Radians and Grads
- Natural and Base-10 Logarithms
- Percent and Delta Percentage
- Mod(Remainder), Absolute, Ceiling, Floor and Round operations

- Factorial and Gamma Functions
- Combinations and Permutations
- Random Number Generator (random decimal or random in given range)
- 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

Tags: hp11c jelly bean, calctastic javascript, calctastic scientific, scientific, calctastic apk, themes scientific look.

Recently changed in this version

- Fixed crash in FROYO when pressing Decimal.

Comments and ratings for Scientific Calculator - FREE
  • (61 stars)

    by soheb ahemad siddiqi on 08/01/2014

    On average but ok

  • (61 stars)

    by Anirut Jaroensuk on 04/01/2014

    Please increase the font size of the shift functions for easier read. The sci function buttons could be a tad smaller (less height). Well done and thanks for an excellent app!

  • (61 stars)

    by G G WOOLARD on 01/01/2014

    Does what it says it will.

  • (61 stars)

    by Ann Ijeoma on 19/12/2013


  • (61 stars)

    by Sourabh Bele on 30/11/2013

    Excellent! Very helper

  • (61 stars)

    by Anthony Coddington on 17/06/2013

    Real shame this doesn't have a inline calculation (something similar to the history display). The programmer features in the paid version look excellent (no more bit counting!) but I just can't memorize calculation state anymore. Not sure how compatible it is with the stack design as I haven't got my head around it yet. Perhaps show the operation that lead to each line?

  • (61 stars)

    by Eric Scott on 22/05/2013

    *** Layout is almost perfect (more on that later). The user interface is great. I love the history and how it actually tells you what the calculations were for the shown values. I also love how you implemented the statistic calculations into the stack, what a great idea! *** The one thing that bothers me about this app is the swap, roll, and drop locations. I feel the swap key should be th

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