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 61–80 of 1,000 ranked alternatives.

  1. Calculator for iPad! app icon

    Calculator for iPad!

    7th Gear

    Customize appearance and layout

    Lets users switch between basic and scientific modes with over 30 operations. Customize leather color and background texture on iPad. Use portrait or landscape orientation on iPad. Take notes or draw on the screen.

    ★ 4.761,050 ratingsUtilitiesFreeData updated 2026-09-08
  2. Calculator-Basic & Scientific app icon

    Calculator-Basic & Scientific

    清龙 李

    Calculate, solve, and analyze math problems

    Perform basic and calculations including trigonometric and inverse trigonometric functions. Use mathematical functions like absolute value, ceiling, floor, and rounding. Modify calculations in real time by clicking steps.

    ★ 4.7338 ratingsUtilitiesFreeData updated 2026-09-06
  3. Financial Calculator: Percent app icon

    Financial Calculator: Percent

    Applorium Ltd

    Calculate interest, taxes, and averages

    Calculate metrics with 25+ built-in tools including average share price, tax, interest, profit, markup, discount, mortgage, tip, ROI, IRR, and CAGR. Perform investment analysis and everyday percentage calculations.

    ★ 4.714,729 ratingsFinanceFreeData updated 2026-09-09
  1. Calculator· - Easy to Use app icon

    Calculator· - Easy to Use

    Netviking AB

    Calculate with big buttons and clear display

    A calculator with large buttons and a big display. Perform addition, subtraction, multiplication, and division. Features a Retina display for clear viewing.

    ★ 4.4219 ratingsUtilitiesFreeData updated 2026-09-09
  2. All in One Calculator app icon

    All in One Calculator

    Ramon Rivas

    Calculate, edit, and track equations

    Allows users to perform basic and advanced mathematical operations. It includes a sidebar and tab bar for navigation and data sharing. Users can drag and drop entries to create new windows or use the context menu to generate new windows.

    ★ 4.6185 ratingsProductivityFreeData 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. 15C Scientific Calculator app icon

    15C Scientific Calculator

    Vicinno Soft LLC

    Calculate with precise RPN math

    Emulates HP 15C RPN functionality with precise mathematical calculations. Users can solve equations, perform numerical integration, handle complex numbers, and execute matrix operations. It supports root finding and hyperbolic functions.

    ★ 0.00 ratingsUtilities$14.99Data updated 2026-09-08
  5. Dilution Calculator app icon

    Dilution Calculator

    Samuel Blackburn

    Calculate ratios instantly

    Calculate ratios by entering the desired ratio and bottle size. Determine the exact amounts of water and solution needed. Supports litres and millimetres with future unit additions. Share results or provide feedback through in- options.

    ★ 4.7156 ratingsUtilitiesFreeData updated 2026-09-25
  6. ACalc - Scientific Calculator app icon

    ACalc - Scientific Calculator

    Netviking AB

    Calculate with trigonometric and exponential functions

    Store values by pressing "STO" and selecting a memory slot. Perform basic arithmetic and advanced mathematical functions including sine, cosine, logarithm, and exponential.

    ★ 4.382 ratingsUtilitiesFreeData updated 2026-09-09
  7. Hours Tracker: Time Calculator app icon

    Hours Tracker: Time Calculator

    Appostrophe AB

    Track , calculate , export sheets

    Track work by entering start and end times daily. Deduct break for accurate logs. View daily work summaries and weekly totals. Calculate earnings based on hourly rate. Access historical work and pay records. Export sheets as Excel or CSV files.

    ★ 4.782,204 ratingsUtilitiesFreeData updated 2026-09-18
  8. Calculator: Basic & Scientific app icon

    Calculator: Basic & Scientific

    Wuhan Ananta Technology Co., Ltd.

    Calculate, convert, solve, track

    Perform calculations using a basic, scientific, currency, and units calculator. View calculation history, convert numbers to speech, and synchronize results across all calculator modes.

    ★ 4.6203 ratingsUtilitiesFreeData updated 2026-09-28
  9. HiPER Scientific Calculator app icon

    HiPER Scientific Calculator

    Jindrich Houska

    Calculate and solve complex equations

    With symbolic algebra, equation solving, and calculus functions. Supports fractions, repeating decimals, and high-precision numbers. Displays results as simplified expressions or numerical values.

    ★ 4.6182 ratingsUtilitiesFreeData updated 2026-09-06
  10. M9 Scientific Calculator Graph app icon

    M9 Scientific Calculator Graph

    Himanshu Nag

    Edit equations, functions, calculate measurements

    Perform advanced calculations with formula editing and recalculation. Generate graphs for complex equations. Support for engineering and computations. Includes graphing capabilities for mathematical functions.

    ★ 0.00 ratingsUtilitiesFreeData updated 2026-09-25
  11. Calculator Plus - PRO app icon

    Calculator Plus - PRO

    DigitAlchemy LLC

    Calculate, edit, and track numbers

    Perform calculations with basic arithmetic, fractions, and advanced functions. Store calculation history for review. Switch between light and dark modes. Use HD display for clear results. Adjust layout for easier input.

    ★ 4.9695 ratingsUtilities$3.99Data updated 2026-09-09
  12. Acute Calculator app icon

    Acute Calculator

    Find App, Inc.

    Edit equations with visual tools

    Edit mathematical expressions with a visual interface. Perform 30+ functions including calculus and algebra. Use an intuitive color-coded palette. Access a history log for past calculations. Save variables for future use.

    ★ 4.9117 ratingsUtilitiesFreeData updated 2026-09-06
  13. Calculator HD++ app icon

    Calculator HD++

    smalltech sarl

    Calculate formulas instantly

    Calculate mathematical expressions with a high precision engine. Display results in real-time while typing. Undo multiple steps and switch between workspaces. Save history persistently. Use specialized keypads for iPhone and iPad.

    ★ 4.4277 ratingsUtilitiesFreeData updated 2026-09-08
  14. Quadratic Formula Calculator app icon

    Quadratic Formula Calculator

    Edward Prokopik

    Solve equations instantly

    Solve equations by inputting coefficients a, b, and c. Displays real and imaginary solutions. Toggles between light and dark modes.

    ★ 4.771 ratingsUtilitiesFreeData updated 2026-09-15
  15. SwiftSum: Simple Calculator app icon

    SwiftSum: Simple Calculator

    APPS BAY LIMITED

    Calculate, edit, and track numbers

    Perform basic arithmetic operations, including addition, subtraction, multiplication, and division. Calculate percentages and fractions. Use scientific functions like square roots and exponents. Save frequently used equations for quick access.

    ★ 4.664 ratingsUtilitiesFreeData updated 2026-09-06
  16. Calculator: Pro app icon

    Calculator: Pro

    Appgeneration, Software Technologies, Lda

    Calculate, convert, and solve equations

    MyCalc offers basic and scientific calculation functions. Users can switch between portrait and landscape modes. It supports currency and unit conversions. Results, equations, and conversions can be copied, shared, or saved.

    ★ 4.7584 ratingsProductivityFreeData updated 2026-10-12
  17. Haseba Calculator app icon

    Haseba Calculator

    Ahmad Almazeedi

    Calculate, voice input, copy, paste

    Perform calculations using a scientific or voice input. Access calculation history by swiping down. Copy and paste values. Switch between light and dark themes. Enable larger buttons for easier use.

    ★ 4.63,811 ratingsUtilitiesFreeData updated 2026-09-11

How we rank alternatives

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