calculator_i app icon

Apps Like calculator_i for iPhone and iPad

Calculate with complex numbers and symbols

A calculator with support for imaginary unit i, summation, and product symbols. Perform complex mathematical operations. Users can suggest additional features for future updates.

by 世昌 肖★ 0.00 ratingsUtilities$1.99Data updated 2026-09-06

Ranked alternatives

Showing 341–360 of 1,000 ranked alternatives.

  1. RPN 28x Calc app icon

    RPN 28x Calc

    Eric Roller

    Enter expressions and calculate results

    Is a programmable scientific calculator with a dynamic stack display. Users can input numbers and operations using reverse-polish notation. The display expands automatically as more values are added, and users can swipe to view additional lines.

    ★ 5.034 ratingsProductivity$6.99Data updated 2026-09-08
  2. NPKalc - Fertilizer Calculator app icon

    NPKalc - Fertilizer Calculator

    Barton Cone

    Calculate doses and units

    Calculate requirements for granular and liquid types using various unit measurements. Input soil test results and desired nutrient levels. pplication rates for lawns, gardens, and crops. Export results for record-keeping.

    ★ 4.39 ratingsUtilitiesFreeData updated 2026-09-06
  3. Elaborate Calculator app icon

    Elaborate Calculator

    Brandon Roehl

    Calculate with arbitrary precision

    Perform complex calculations with arbitrary precision. Input equations using a visual interface. Solve large problems without external tools. Display results clearly on small screens. Save and review calculation history.

    ★ 0.00 ratingsUtilitiesFreeData updated 2026-09-06
  1. FFCalc - Retirement Calculator app icon

    FFCalc - Retirement Calculator

    Roman Voglhuber

    Calculate savings time based on income

    Calculate the time needed to achieve financial freedom by inputting income, expenses, and savings. View charts and tables showing annual savings progress. Set or financial goal timelines based on provided data.

    ★ 4.5401 ratingsFinanceFreeData updated 2026-09-19
  2. i48 app icon

    i48

    Automagic Software Pty Ltd

    HP48GX calculator emulator for iPhone.

    The app emulates the HP48GX calculator for matrix calculations and function integration. Users can perform these tasks on an iPhone or iPod touch.

    ★ 3.4206 ratingsProductivityFreeData updated 2026-09-11
  3. Unit Converter, 50+ Calculator app icon

    Unit Converter, 50+ Calculator

    Loopbots Technology

    Convert units, calculate values, compare results

    Convert units across multiple categories including length, weight, temperature, and more. Input values and select units for instant conversion. View all results on one screen. Calculate complex formulas with built-in functions.

    ★ 4.352 ratingsUtilitiesFreeData updated 2026-09-10
  4. Calculator Quest app icon

    Calculator Quest

    Masakazu Yonehara

    Calculator and RPG hybrid game.

    The app combines a calculator with role-playing game elements. It includes a quick-typing game and a math game for users to play.

    ★ 4.114 ratingsGamesFreeData updated 2026-10-03
  5. Electric Toolkit - Calculator app icon

    Electric Toolkit - Calculator

    Cyberprodigy LLC

    Wire diagrams, pinouts, calculate electricity

    Access electrical wiring diagrams for switches, fans, and outlets. Calculate grounding conductor sizes. View diagrams for 3-way switches, 4-way switching, GFCI, and more. Includes NEC 2014 to NEC 2023 standards.

    ★ 4.8289 ratingsUtilities$5.99Data updated 2026-09-08
  6. Visual MATH 4D Lite app icon

    Visual MATH 4D Lite

    Ronny Weidemann

    Graph equations in 2D, 3D, and 4D

    Allows users to graph mathematical equations in 2D, 3D, and 4D with animations. It supports vectors, matrices, trigonometric functions, and complex numbers. Users can plot cartesian, polar, and parametric equations.

    ★ 4.885 ratingsEducationFreeData updated 2026-09-09
  7. Rolled Paper Calculator app icon

    Rolled Paper Calculator

    Taizo Yamamoto

    Calculate expenses and track history

    Displays calculations in a scrollable format for easy review. Users can track calculation history, perform basic arithmetic, and use a scientific mode for advanced functions. Input and results are visible simultaneously for accuracy.

    ★ 4.828 ratingsFinanceFreeData updated 2026-09-08
  8. Calculator365: All-In-One Calc app icon

    Calculator365: All-In-One Calc

    晖明 甘

    Calculate, edit, and track expressions

    Advanced calculator with basic, scientific, and editable input features. View calculation history and use a widget for quick access.

    ★ 4.880 ratingsUtilitiesFreeData updated 2026-09-06
  9. Calculator, basic and advanced app icon

    Calculator, basic and advanced

    Saren Inden

    Calculate, solve, and explore equations

    Perform calculations with a simple or interface. Solve equations step by step and view detailed explanations. Access calculation history for review or sharing. Generate graphs for visual representation of equations.

    ★ 4.678 ratingsUtilitiesFreeData updated 2026-09-17
  10. Pipe Fitting app icon

    Pipe Fitting

    Sarah Ragab

    Calculate layouts quickly and accurately

    Calculator helps users compute offsets and rolling offsets for precise layout planning. Input measurements to calculate basic or advanced rolling angles. Generate detailed reports and save calculations for future reference.

    ★ 4.768 ratingsProductivityFreeData updated 2026-09-06
  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. Binary Calculator. app icon

    Binary Calculator.

    Edgar Garcia Leyva

    Convert numbers between , octal, decimal,

    Convert numbers between , octal, decimal, and hexadecimal systems. Perform step-by-step conversions. Adjust application theme, set maximum digits in fractional results, choose negative number representation, and limit bits in negative outputs.

    ★ 4.910 ratingsUtilitiesFreeData updated 2026-09-06
  13. 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
  14. Mulch Calculator Plus app icon

    Mulch Calculator Plus

    Calc Hub, LLC

    Calculate for beds and areas

    Calculate needed for flower beds, shrubbery, or other landscaped areas. Input dimensions in inches, feet, yards, centimeters, or meters. Output includes cubic yards, cubic feet, cubic meters, liters, and bag counts.

    ★ 4.8263 ratingsUtilitiesFreeData updated 2026-09-24
  15. Rounding Calculator app icon

    Rounding Calculator

    talha rehman

    Round numbers and calculate results

    Enter equations with large numbers to round them to the nearest whole number. Calculate decimal values and display results instantly. Adjust settings for precision. Share results directly.

    ★ 4.68 ratingsEducationFreeData updated 2026-09-06
  16. Fractions Pro app icon

    Fractions Pro

    Intemodino Group s.r.o.

    Calculate with fractions and decimals.

    The app performs mathematical, engineering, scientific, and technical calculations. It handles fractions, mixed numbers, decimals, and integers with various functions including trigonometric operations and constants.

    ★ 2.914 ratingsProductivity$6.99Data updated 2026-10-23
  17. Convoto - Unit Converter app icon

    Convoto - Unit Converter

    AMERICOS TECHNOLOGIES PRIVATE LIMITED

    Simple unit and currency conversions.

    The app offers unit and currency conversions with real-time updates on a single screen. It provides a straightforward user experience with a smart calculator and great readability, functioning without an internet connection.

    ★ 3.1232 ratingsUtilitiesFreeData updated 2026-11-08

How we rank alternatives

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