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 81–100 of 1,000 ranked alternatives.

  1. Evaluate app icon

    Evaluate

    Aaron Rennow

    Calculate expressions like a calculator.

    The app allows users to type mathematical expressions similar to those on a graphing calculator. It computes complicated formulas, making complex calculations accessible.

    ★ 3.811 ratingsProductivityFreeData updated 2026-09-17
  2. Simple Calculator. app icon

    Simple Calculator.

    tasser gyati

    Calculate with real-world logic

    Perform calculations with a running total and real-world logic. Handle cost, sell, and margin computations. Add or subtract percentages in one step. Features large buttons and a clear display for easy use.

    ★ 4.61,606 ratingsUtilitiesFreeData updated 2026-09-14
  3. 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
  1. Basic Calculator. app icon

    Basic Calculator.

    Edison Largo

    Calculate, log, and solve equations

    Perform arithmetic operations, including addition, subtraction, multiplication, and division. View a display log of calculations and results. Use a backspace key to correct entries. Support decimal points or commas for number input.

    ★ 4.7152 ratingsUtilitiesFreeData updated 2026-09-06
  2. Calculator XL app icon

    Calculator XL

    Gero Mazza

    Calculate, convert, and track expenses

    Perform basic and advanced calculations with large, illuminated buttons. Use the scientific for 30 functions. Convert units, calculate loans, and determine tips. Includes standard, scientific, unit converter, loan, and tip calculators.

    ★ 4.7151 ratingsProductivity$9.99Data updated 2026-09-08
  3. 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
  4. Calculator # Converter app icon

    Calculator # Converter

    CAT VIET SOFTWARE DEVELOPMENT & MEDIA JSC

    Calculations made simpler than ever before.

    The app offers a scientific calculator with over 800 formulas. It includes currency and unit converters, date and time functions, and finance tools.

    ★ 4.370 ratingsUtilitiesFreeData updated 2026-09-25
  5. Grandma Calculator app icon

    Grandma Calculator

    Julien Eyries

    Calculate, edit, and save equations

    Perform basic arithmetic operations, calculate percentages, and use memory functions. Switch between scientific and basic modes. Save and recall previous calculations.

    ★ 4.693 ratingsUtilitiesFreeData updated 2026-09-06
  6. Calculator - Keyboard Support app icon

    Calculator - Keyboard Support

    JIE WANG

    Calculate

    General with allows users to perform basic arithmetic operations and access functions via an integrated . Input equations directly on the for calculations. Includes a scientific mode for advanced operations.

    ★ 4.410 ratingsProductivityFreeData updated 2026-09-17
  7. Calculator· app icon

    Calculator·

    Tim O's Studios, LLC

    Simple calculations with useful features.

    The app provides essential calculation functions like addition, subtraction, multiplication, division, and percent. It also offers multiple color schemes and the ability to copy results.

    ★ 4.934,381 ratingsUtilitiesFreeData updated 2026-10-02
  8. Calculator - Free Calculator app icon

    Calculator - Free Calculator

    祥祎 刘

    Calculate with precision and clarity

    Perform basic calculations with a standard interface. Optimized for iPad and iOS 9 with high-resolution display support. Includes a charming piano sound for input. No popups or ads.

    ★ 4.21,434 ratingsUtilitiesFreeData updated 2026-09-10
  9. GRE Calculator app icon

    GRE Calculator

    Ahmad Najeeb

    Calculate with GRE-approved functions

    GRE test prep simulates the official Quantitative section . Perform arithmetic operations, use fraction functions, and access square roots. Practice with exam-like interface and restrictions. Solve equations and check calculations for accuracy.

    ★ 4.5375 ratingsEducationFreeData updated 2026-09-11
  10. Calculator 3.0 app icon

    Calculator 3.0

    Spencer Brown

    Calculate, edit, and share equations

    Perform calculations with a clean interface. Switch between light and dark themes. Use multitasking on iPad. Access on Apple Watch with complications. Share results via iMessage.

    ★ 4.73,706 ratingsUtilitiesFreeData updated 2026-09-08
  11. Statistics Calculator-- app icon

    Statistics Calculator--

    Behzad Dogahe

    Calculate and probabilities

    Perform basic statistical calculations, create and edit data lists, and generate summary . Calculate regression models and probability distributions. Unlock advanced features and larger list capacities via in- purchase.

    ★ 4.4316 ratingsUtilitiesFreeData updated 2026-09-12
  12. Percentages Calculator app icon

    Percentages Calculator

    Thomas Tsopanakis

    Calculate quickly and accurately

    Calculate of values, increase or decrease values by a percentage, and find the original value before a percentage change. Set custom values, view step-by-step calculations, and save results for future reference.

    ★ 4.81,342 ratingsBusiness$0.99Data updated 2026-10-02
  13. 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
  14. Feet & Inches Tape Calculator app icon

    Feet & Inches Tape Calculator

    Tue Nguyen Minh

    Calculate and with a measure display

    Convert measurements between , , and centimeters. Input fractions or decimals for precise calculations. View results on a visual measure display. Perform addition, subtraction, multiplication, and division with measurement values.

    ★ 4.49,262 ratingsUtilitiesFreeData updated 2026-09-15
  15. Stock Average Price Calculator app icon

    Stock Average Price Calculator

    Mobilogy Software Services LLP

    Calculate cost

    Calculate purchase by entering each transaction. Autosave calculations for future use. Add unlimited entries to track multiple purchases.

    ★ 4.3416 ratingsUtilitiesFreeData updated 2026-09-15
  16. Omega Calculator app icon

    Omega Calculator

    Joseph Rupertus

    Calculate, edit, and solve equations

    Allows users to perform basic arithmetic and advanced scientific calculations. It supports trigonometric functions, logarithms, and exponents. Users can switch between simple and complex modes. The features a clean interface and customizable themes.

    ★ 4.744 ratingsUtilitiesFreeData updated 2026-10-01
  17. Fonts Keyboard for iPhone,iPad app icon

    Fonts Keyboard for iPhone,iPad

    PROTOOLS LLP

    Type with , symbols, and stickers

    Type with 90+ unique , symbols, and emojis. Add stickers and create custom Instagram Story Covers. Use font styles for bios, captions, and social media posts. Share text with WhatsApp, iMessage, and other apps.

    ★ 4.410,828 ratingsUtilitiesFreeData updated 2026-09-19

How we rank alternatives

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