RPN-55 SD app icon

Apps Like RPN-55 SD for iPhone and iPad

by Willy Kunz★ 5.08 ratingsProductivity$1.99Data updated 2026-10-11
App detailsView in App Store

RPN-55 SD screenshots

Ranked alternatives

Showing 381–400 of 1,000 ranked alternatives.

  2. Text Calculator app icon

    Text Calculator

    Piet Jonas

    Enter formulas, view calculation history.

    The app provides a full text calculator where users enter formulas and tap equals. It maintains a history of calculations for review and reuse.

    ★ 2.03 ratingsProductivity$0.99Data updated 2026-09-10
    App details
  2. NilnocCalc app icon

    NilnocCalc

    John Conlin

    Calculator with multiple display options.

    The app offers a 64-bit calculator with 10 registers for saving values and multiple display options including Hex, Oct, and Bin. It includes trigonometric functions, unit conversions, and combinations/permutations calculations.

    ★ 5.01 ratingsProductivityFreeData updated 2026-10-05
    App details
  3. Calc & Converter: All in One app icon

    Calc & Converter: All in One

    Kevin Ghori

    Calculate, convert, and solve

    Perform arithmetic and scientific calculations with dedicated calculators. Convert units between different measurement systems. Access multiple converters for currency, temperature, and more.

    ★ 4.04 ratingsUtilitiesFreeData updated 2026-09-28
    App details
  7. GoodCalc - simple calculator app icon

    GoodCalc - simple calculator

    龙 全

    Calculate, edit, and track expressions

    Perform calculations with real-time results and visible input process. Use scientific and fraction modes. Adjust decimal places and show/hide separators. Access unlimited history. Quick start with backspace and keyboard vibration or sound.

    ★ 5.08 ratingsUtilitiesFreeData updated 2026-09-06
    App details
  8. Scientific Calculator + app icon

    Scientific Calculator +

    Kyle Bartlett

    Calculate, solve, and analyze equations

    Perform complex calculations with functions including trigonometry, hyperbolic operations, and logarithms. Use memory functions, angle modes, and constants like π and e. Evaluate expressions with parentheses and view calculation history.

    ★ 0.00 ratingsUtilities$0.99Data updated 2026-09-06
    App details
  10. Ultra Measure Master app icon

    Ultra Measure Master

    Calculated Industries, Inc.

    Convert units between standard and metric systems

    Convert units between U.S. standard and metric systems. Calculate length, weight, volume, and temperature. Switch between imperial and metric measurements. Store frequently used conversions.

    ★ 5.08 ratingsUtilities$29.99Data updated 2026-09-08
    App details

How we rank alternatives

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