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RPNator

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    Description

    RPNator is an RPN (Reverse Polish Notation) scientific calculator.

    Features:
    - Minimalistic design with large buttons.
    - Long press for alternate function.
    - Postfix notation (to calculate 2*3+4*5, press 2, ENTER, 3, *, 4, ENTER, 5, *, +).
    - Unlimited stack.
    - Three-line display.
    - 16 digits precision.

    Operations:
    CE / AC - clear entry / clear all stack
    LOAD / save - copy saved number to the top / save the current number
    ENTER / drop - add the current number to the top / remove the top number
    sin / asin - sine / arcsine
    cos / acos - cosine / arccosine
    tan / atan - tangent / arctangent
    exp / pow - exponential / nth power function
    sqrt/ cbrt - square / cube root
    x^2 / x^3 - square / cube
    1/x / root - 1/x / nth root
    ln / log - natural logarithm / logarithm to base n
    n! - factorial of n
    ncr - number of different, unordered combinations of r objects from a set of n objects
    npr - number of possibilities for choosing an ordered set of r objects (a permutation) from a total of n objects
    rand - random number in a range
    rad - convert from degrees to radians
    deg - convert from radians to degrees
    pi - enter the PI number

    Users review

    from 10 reviews

    "Great"

    7.2