Complex RPN Calculator app icon

Apps Like Complex RPN Calculator for iPhone and iPad

Scientific RPN calculator with complex numbers.

The app is a scientific RPN calculator. It has a four-level stack and complex numbers as its native number type.

by John Coddington★ 3.924 ratingsUtilitiesFreeData updated 2026-09-10

Complex RPN Calculator screenshots

Ranked alternatives

Showing 321–340 of 1,000 ranked alternatives.

  1. Scientific Calculator * app icon

    Scientific Calculator *

    TOWER OF HANOI SOFTWARE COMPANY LIMITED

    Calculate, convert, exchange, solve

    Solve math problems with basic and complex calculations. Convert units and exchange currencies. Use fractions and square root functions. Perform calculations quickly and accurately.

    ★ 4.612 ratingsProductivityFreeData updated 2026-10-10
  2. Math Problem Solver ∞ app icon

    Math Problem Solver ∞

    An Truong

    Solve problems instantly

    Solve problems by scanning equations or handwritten input. Receive step-by-step solutions and detailed explanations. View graphs and additional information. Complete homework and track progress.

    ★ 4.741 ratingsEducationFreeData updated 2026-09-06
  1. Objective Calculator app icon

    Objective Calculator

    Thiago Anderson Martins

    Calculate, convert, and note with tabs

    Calculate with multiple tabs for different tasks. Use a regular , scientific functions, and currency converter. Add titles to tabs for easy organization. Note-taking feature available for quick reminders.

    ★ 4.720 ratingsUtilitiesFreeData updated 2026-09-13
  2. Air Flow Conversion Calculator app icon

    Air Flow Conversion Calculator

    Tan Chia Ling

    Calculate airflow rate instantly

    Calculate airflow displacement by inputting velocity or volume. Select duct type and dimensions with unit options. Instantly display results in preferred units including fl/min, m/s, and ft3/min.

    ★ 3.511 ratingsUtilities$2.99Data updated 2026-09-14
  3. CalculateRetro app icon

    CalculateRetro

    Hannes Sverrisson

    Calculate, save, and share results

    Perform calculations with a dedicated calculator. Save and share calculation history via PDF or email. Use dark mode and access the through Today View. Sync with Apple Watch for on-the-go use.

    ★ 4.515 ratingsBusiness$1.99Data updated 2026-09-08
  4. iCalc Lite - Calculator app icon

    iCalc Lite - Calculator

    Gilbert Montane Pinto

    Calculate, convert, and solve equations

    Perform basic and scientific calculations with arithmetic and trigonometric functions. Switch between portrait and landscape modes. Store frequently used values for quick access.

    ★ 4.612 ratingsUtilitiesFreeData updated 2026-09-10
  5. M2 Carpet Calculator app icon

    M2 Carpet Calculator

    Measure Square Corp.

    Calculate materials for rooms and surfaces

    Calculate material needs for flooring, walls, and ceilings. Draw rectangles or L-shapes to measure spaces. Account for installation standards like seams and tile centering. Estimate product usage based on real layouts.

    ★ 4.04 ratingsUtilities$2.99Data updated 2026-09-12
  6. Statistics Calculator Lite app icon

    Statistics Calculator Lite

    KBIC International Limited

    Calculate statistical measures of numbers.

    The app calculates statistical measures for a set of numbers. It provides the number of terms, sum, mean, mode, median, range, and standard deviation.

    ★ 2.418 ratingsEducationFreeData updated 2026-10-15
  7. Fractio app icon

    Fractio

    James Campbell

    Calculate numbers in natural format.

    The app calculates linear measurements, areas, volumes, and weights in US and metric units. It supports decimal or fractional notation and includes unit conversion, memory, rounding, and percentage functions.

    ★ 3.211 ratingsUtilitiesFreeData updated 2026-10-21
  8. Graphing Calculator 4 app icon

    Graphing Calculator 4

    Ron Avitzur

    Graph equations in two dimensions.

    The app graphs equations in two and three dimensions, including explicit functions, implicit relations, and parametric curves. It supports various coordinate systems and allows for numerical, graphical, or symbolic equation solving.

    ★ 0.00 ratingsEducationFreeData updated 2026-09-29
  9. The Math Keyboard app icon

    The Math Keyboard

    Daniel Soffer

    Type math symbols anywhere easily.

    The app provides keyboard access to hundreds of math and scientific characters. Users can type symbols for numbers, trigonometry, algebra, and alphabets within any application.

    ★ 3.430 ratingsUtilities$0.99Data updated 2026-11-11
  10. Calculator HD (for iPad) app icon

    Calculator HD (for iPad)

    帅 刘

    Calculator HD is bigger clearer easier

    The app offers Split Screen and Side Over support for convenient operations. Users can delete input errors by swiping and copy or paste calculation data between apps.

    ★ 4.726 ratingsUtilities$1.99Data updated 2026-10-23
  11. Calculator Girl app icon

    Calculator Girl

    althi Inc.

    Calculate with imagination and energy

    Perform calculations using a character-based interface. Input numbers and operators to solve math problems. Receive visual and audio feedback during computations. Interact with a stylized character to enhance the calculation experience.

    ★ 4.723 ratingsEntertainmentFreeData updated 2026-09-08
  12. Calculator Silver Lite app icon

    Calculator Silver Lite

    Hannes Sverrisson

    Calculate, share, and customize history.

    The app allows users to print or email calculation history as a PDF. Users can correct entries with a backspace key and customize display and tape fonts, colors, and sizes.

    ★ 4.110 ratingsUtilitiesFreeData updated 2026-09-19

How we rank alternatives

Apps are ranked by functional similarity, category fit, rating confidence, and popularity.