i41CX app icon

Apps Like i41CX for iPhone and iPad

Calculate with RPN and scientific functions

Perform complex calculations using RPN input. Access a wide range of scientific and programming functions. Customize skins and adjust key feedback settings. Input and edit equations with precise control. Save and retrieve programs for repeated use.

by Antonio Lagana★ 4.747 ratingsProductivity$7.99Data updated 2026-11-09

i41CX screenshots

Ranked alternatives

Showing 121–140 of 1,000 ranked alternatives.

  1. Scientific Calculator Premium app icon

    Scientific Calculator Premium

    Nixus Development

    Calculate, graph, and store equations

    Perform complex calculations with root, power, trigonometric, and logarithmic functions. Calculate factorials and double factorials. Draw graphs, use four memory blocks, insert constants, and make notes.

    ★ 4.5286 ratingsUtilitiesFreeData updated 2026-09-08
  2. Big Button Calculator Pro app icon

    Big Button Calculator Pro

    Cider Software LLC

    Calculate with color and precision

    Calculate with a dual-line display showing input and result simultaneously. Use percentage and backspace functions. Choose from 18 color themes. Enter multi-line equations. Automatically format scientific expressions. Access via Split View.

    ★ 4.9469 ratingsUtilities$9.99Data updated 2026-09-11
  1. CalcMadeEasy Pro app icon

    CalcMadeEasy Pro

    Lalit Patil

    Calculate loans, convert units, take notes

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    ★ 4.581 ratingsFinance$1.99Data updated 2026-10-06
  2. Calc Pro HD - Top Calculator! app icon

    Calc Pro HD - Top Calculator!

    Panoramic Software Inc.

    Calculate, edit, and track financial data

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    ★ 4.7283 ratingsUtilities$7.99Data updated 2026-09-08
  3. jCalc – Scientific Calculator app icon

    jCalc – Scientific Calculator

    Jon Ericksen

    Calculate fractions and decimals instantly

    Solve mathematical problems with fraction, decimal, and equation input. Display results in decimal, rational, , or trigonometric formats. Support up to 16 decimal places for precise calculations.

    ★ 4.6258 ratingsUtilitiesFreeData updated 2026-09-09
  4. RPN-97 Pro app icon

    RPN-97 Pro

    Willy Kunz

    Complete HP-97 calculator simulation available.

    The app simulates the HP-97 programmable calculator. Users can run thousands of programs written for the original device.

    ★ 4.911 ratingsUtilities$4.99Data updated 2026-10-28
  5. RPN-70 SD app icon

    RPN-70 SD

    Willy Kunz

    Simulate financial calculations

    Simulate the HP-70 financial calculator with loan amortization, saving plans, depreciation, and storage registers. View stack contents in popup windows. Perform financial calculations with enhanced accuracy and additional storage options.

    ★ 4.711 ratingsProductivityFreeData updated 2026-09-08
  6. RPN-67 Pro app icon

    RPN-67 Pro

    Willy Kunz

    Programmable calculator for iOS

    Run programs and perform calculations using a simulated HP-67 calculator. Input numbers and commands via on-screen keys. Access built-in functions and mathematical operations. Load and execute stored programs from magnetic card files.

    ★ 4.36 ratingsProductivity$4.99Data updated 2026-09-08
  7. Life Point Counter app icon

    Life Point Counter

    Marcus Romanelli Medrado

    Track points and roll dice

    Track and calculate Points for duels with customizable starting values and manual input. Support multiplayer for up to two players. Roll dynamic dice and toss coins for game actions. Use markers and apply anime-themed skins for visual customization.

    ★ 4.71,173 ratingsUtilitiesFreeData updated 2026-09-13
  8. Calculator Pro Elite app icon

    Calculator Pro Elite

    Cider Software LLC

    Design calculator interface as desired.

    The app offers a modern calculator with extensive customization options. Users can create custom themes, choose button shapes, and adjust visual elements.

    ★ 4.82,064 ratingsUtilities$9.99Data updated 2026-10-25
  9. SymCalc - Symbolic Calculator app icon

    SymCalc - Symbolic Calculator

    Voxeloid Kft.

    Solve math problems instantly

    Solve math problems from basic arithmetic to advanced algebra. Perform exact fraction calculations and store unlimited variables. Create custom functions and graph equations. Switch between exact and numerical modes.

    ★ 4.5168 ratingsEducationFreeData updated 2026-09-13
  10. Calculator ٞ  ٞ app icon

    Calculator ٞ ٞ

    MATRIKS GRUP, TOV

    Calculate, edit, and track numbers

    Perform basic and complex calculations with a clean, intuitive interface. Input numbers and operators to solve equations. Switch between different calculation modes for precision. Save frequently used equations for quick access.

    ★ 4.41,374 ratingsUtilitiesFreeData updated 2026-09-10
  11. bcRPN app icon

    bcRPN

    Paul Wilkins

    ★ 4.85 ratingsUtilitiesFreeData updated 2026-09-06
  12. Calculator´ app icon

    Calculator´

    Oval Software Oy

    Calculate, edit, and share formulas

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    ★ 4.6472 ratingsProductivityFreeData updated 2026-09-09
  13. FP Scientific&Basic Calculator app icon

    FP Scientific&Basic Calculator

    Ofly Tech Co., Ltd.

    Calculate, convert, and solve equations

    FP performs basic arithmetic, currency conversions, and unit conversions. Users can switch between dark and light modes. Split-screen mode is available on iPad.

    ★ 4.6654 ratingsUtilitiesFreeData updated 2026-09-06
  14. DB50X app icon

    DB50X

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    ★ 5.09 ratingsProductivity$9.99Data updated 2026-11-06
  15. RPN-70 HD app icon

    RPN-70 HD

    Willy Kunz

    Simulate financial calculations with precision

    Simulates a financial calculator with loan amortization, saving plans, depreciation, and other financial calculations. Users can perform reverse Polish notation input, manage complex equations, and access detailed financial functions.

    ★ 5.03 ratingsProductivityFreeData updated 2026-09-08

How we rank alternatives

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