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 321–340 of 1,000 ranked alternatives.

  1. PepCal: Peptide Calculator app icon

    PepCal: Peptide Calculator

    A & A Design Inc.

    Calculate concentrations and ratios

    Calculate reconstitution volumes using water estimates. Determine mixing ratios for various sequences. Perform bacteriostatic water calculations for stability. Input molecular weights and concentrations for accurate results.

    ★ 4.336 ratingsUtilities$2.99Data updated 2026-10-02
  2. CalcMadeEasy app icon

    CalcMadeEasy

    Lalit Patil

    Calculate and note with precision

    Perform calculations using a scientific calculator with customizable layouts. Take notes automatically with the notepad feature. Enable multitasking with slide over and split view on iPad. Drag and drop elements for easy rearrangement.

    ★ 4.7335 ratingsUtilitiesFreeData updated 2026-09-08
  3. Simple Calculator - iCalc app icon

    Simple Calculator - iCalc

    Takao Ichimura

    Calculate, edit, and track expressions

    Perform arithmetic, root, and constant calculations. View calculation history and formulas. Access an information page for instructions and details.

    ★ 4.928 ratingsUtilitiesFreeData updated 2026-09-06
  1. Duct Calculator Elite app icon

    Duct Calculator Elite

    Cyberprodigy LLC

    Calculate size, velocity, and pressure drop

    ™ lets users input airflow, velocity, or friction to determine size. Calculate pressure drop and flow rate. Input dimensions for custom shapes. Export results and save calculations.

    ★ 4.8234 ratingsUtilities$9.99Data updated 2026-10-29
  2. Baluster Calculator Elite app icon

    Baluster Calculator Elite

    Cyberprodigy LLC

    Calculate baluster spacing measurements easily.

    The app calculates baluster spacing measurements for flat and rake handrails. It provides outputs such as the number of balusters, space between centers, and measurements for marking baluster centers.

    ★ 4.9367 ratingsUtilities$8.99Data updated 2026-11-12
  3. Calculator - Simple & powerful app icon

    Calculator - Simple & powerful

    新平 朱

    Calculate, edit, and track results

    View previous calculation results and edit entries by selecting numbers or symbols. Recalculate expressions for error correction. Import past results into new calculations. Add remarks to important records.

    ★ 4.616 ratingsUtilitiesFreeData updated 2026-09-16
  4. Icon SD for custom home screen app icon

    Icon SD for custom home screen

    Daisuke Suzuki

    Create icons with colors and symbols

    Create icons for Shortcuts . Select template colors and symbols. Use a photo as background. Choose foreground and background colors. Add border.

    ★ 4.681 ratingsGraphics & DesignFreeData updated 2026-10-07
  5. Random (Number Generator) app icon

    Random (Number Generator)

    Gustav Fridell

    Generate numbers instantly

    Generate numbers within a specified range with a single tap. Set minimum and maximum values, view the result instantly, and use for decision-making, games, or selections. No additional features or advertisements.

    ★ 4.6204 ratingsUtilitiesFreeData updated 2026-09-11
  6. Calculator Ultra for iPhone app icon

    Calculator Ultra for iPhone

    Junhyung Yu

    Calculate, track, and save results

    Perform arithmetic, calculate loans, mortgages, GPA, dates, units, and BMI. Track calculation history for easy reference. Use a clean, intuitive interface for efficient computation.

    ★ 4.769 ratingsUtilitiesFreeData updated 2026-09-06
  7. Fontify - Fonts for iPhones app icon

    Fontify - Fonts for iPhones

    Alexandre Nussbaumer

    Customize text with cool and symbols

    Allows users to browse and apply a wide range of , symbols, and kaomojis. Customize text styles for social media posts, messages, and bios. Save and share personalized across apps like Instagram, TikTok, WhatsApp, and Facebook.

    ★ 4.7153 ratingsUtilitiesFreeData updated 2026-09-17
  8. Livestock Auction Calculator app icon

    Livestock Auction Calculator

    Catherine Easton

    Calculate price per kilo or pound

    Calculate price per kilo or pound of based on estimated weight and auctioneer calls. Use a number wheel to track bids. Switch between price per weight and unit price modes. Track purchases and display prices with a 10% leeway.

    ★ 4.335 ratingsUtilitiesFreeData updated 2026-09-11
  9. Sleep Cycle Calculator: Sounds app icon

    Sleep Cycle Calculator: Sounds

    Phan Nhat Đang

    Calculate cycles and set timers

    Calculate optimal times using a and duration calculator. Set personalized wake-up times. Access calming to aid falling asleep and improve quality.

    ★ 4.715 ratingsUtilitiesFreeData updated 2026-09-06
  10. Wooden Calculator FREE app icon

    Wooden Calculator FREE

    Vinicius Rocha

    Sophisticated wood design calculator app.

    The app transforms a device into a calculator with a wood design. It includes basic functions and memory operations.

    ★ 3.01 ratingsUtilitiesFreeData updated 2026-10-28
  11. GPA Calculator app icon

    GPA Calculator

    Applorium Ltd

    Calculate GPA with grades and credits

    Calculate GPA by adding grades and credits with two taps. Remove grades by swiping or tapping. Clear all grades by holding. Track academic performance with simple, intuitive controls.

    ★ 4.4224 ratingsEducationFreeData updated 2026-09-12
  12. MathU 12D Financial Calculator app icon

    MathU 12D Financial Calculator

    Creative Creek, LLC

    Financial calculator with RPN entry

    The app offers a financial calculator with RPN entry and functions matching the HP-12C. It features visible financial registers, a two-line display, and program lines showing function names for easier use.

    ★ 4.8115 ratingsFinance$4.99Data updated 2026-11-07
  13. Calculator+ : Hide your secret app icon

    Calculator+ : Hide your secret

    Vadim Suprovici

    Secret space disguised as calculator

    The app provides a hidden space on the device, disguised as a calculator. It allows users to hide photos, videos, notes, and bookmarks.

    ★ 4.652 ratingsUtilities$0.99Data updated 2026-10-12
  14. Sales Tax Calculator - Canada app icon

    Sales Tax Calculator - Canada

    Pace Apps Inc.

    Calculate tax for Canadian provinces and territories

    Calculate tax for Canadian provinces and territories. Input values to compute tax amounts. Perform basic math operations. Avoid fullscreen ads.

    ★ 5.03 ratingsFinanceFreeData updated 2026-09-13
  15. The Math Keyboard app icon

    The Math Keyboard

    Daniel Soffer

    Type math symbols anywhere easily.

    The app provides keyboard access to hundreds of math and scientific characters. Users can type symbols for numbers, trigonometry, algebra, and alphabets within any application.

    ★ 3.430 ratingsUtilities$0.99Data updated 2026-11-11
  16. YuCalc - Calculator app icon

    YuCalc - Calculator

    海雄 黄

    Calculate and record your math steps

    A with smaller size and faster startup. Records full calculations and displays results in real-time. Offers multiple key tones. Includes custom decimal places, display in thousands, unit prompts, date display, and note functionality.

    ★ 4.611 ratingsLifestyleFreeData updated 2026-09-06
  17. Time Calculator + − × ÷ app icon

    Time Calculator + − × ÷

    NR Mobile App Solutions

    Calculate and date differences

    Perform and date calculations by adding, subtracting, or converting hours and dates. Display results in different formats. Set reminders for specific times or dates. Share results via copy-paste or email.

    ★ 4.318 ratingsUtilitiesFreeData updated 2026-09-06

How we rank alternatives

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