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 201–220 of 1,000 ranked alternatives.

  1. Simple Calculator. + app icon

    Simple Calculator. +

    tasser gyati

    Calculate taxes and percentages

    Perform arithmetic calculations with 12 digits. Calculate tax, percentages, and cost, selling price, and gross margin. Use memory functions, square root, and sign change. Track grand total.

    ★ 4.7147 ratingsUtilities$1.99Data updated 2026-09-14
  2. Pool-Calculator app icon

    Pool-Calculator

    Pool and Spa Resources, LLC

    Calculate chemicals accurately

    Calculate chemical dosages for pools or hot tubs based on water volume and test results. Input pH, alkalinity, and sanitizer levels to determine treatment amounts. Export results and share with service professionals.

    ★ 4.1630 ratingsLifestyle$4.99Data updated 2026-11-05
  3. Time Calculator Simple&Easy app icon

    Time Calculator Simple&Easy

    YOSHIHIRO NAKAJIMA

    Calculate with precise settings

    Calculate intervals with precise unit conversions. Adjust decimal and thousands separators for regional settings. Customize display formats for results. Access in- settings to modify feedback type and default formats.

    ★ 4.8134 ratingsUtilitiesFreeData updated 2026-09-29
  1. Calculator HD Pro for iPad app icon

    Calculator HD Pro for iPad

    沃林 何

    Calculate with precision and play music

    HD allows users to perform precise calculations with support for eight decimal places. It includes piano and guitar sound effects. Users can switch between multiple skin themes.

    ★ 4.7164 ratingsUtilitiesFreeData updated 2026-09-15
  2. Slope Calculator - Calc app icon

    Slope Calculator - Calc

    Phan Nhat Đang

    Calculate with two triangle sides

    Calculate as angle, percentage, or ratio using a right triangle. Enter two sides to find the remaining values. Display results clearly with unit options. Save and share calculations.

    ★ 4.399 ratingsUtilitiesFreeData updated 2026-09-06
  3. Fontix - Keyboard Fonts app icon

    Fontix - Keyboard Fonts

    AppLavia LLC

    Type with custom and symbols

    Customize text with a wide selection of and symbols. Add special characters and emojis to messages and social posts. Choose from colorful themes to enhance typing experience. Share styled text across social platforms and messaging apps.

    ★ 4.51,289 ratingsUtilitiesFreeData updated 2026-09-28
  4. Calcularium app icon

    Calcularium

    InVooDoo LLC

    Calculate expressions in real time

    Calculate mathematical expressions in real time with live updates. Edit and restructure equations dynamically. View step-by-step solutions and adjust variables on the fly. Share results via copy-paste or export as images.

    ★ 4.62,175 ratingsProductivityFreeData updated 2026-09-09
  5. RetroCalc - Calculator app icon

    RetroCalc - Calculator

    Nimmi Patel

    Calculate, edit, and save equations

    Calculate complex equations with a clean, intuitive interface that supports multiple input methods. Perform unit conversions, graph functions, and save calculation history. Access scientific formulas and use a dark mode for better visibility.

    ★ 0.00 ratingsUtilitiesFreeData updated 2026-09-06
  6. Home Builder Pro Calcs app icon

    Home Builder Pro Calcs

    Calculated Industries, Inc.

    Calculate hours, costs, and units

    Allows users to perform improvement calculations and unit conversions. It includes 440 calculations for hours, cost estimates, and takeoff quantities. Users can save and email results. Inputs and outputs are available in decimals or fractions.

    ★ 4.71,074 ratingsUtilities$9.99Data updated 2026-09-08
  7. Beauty Fonts - Font Keyboard app icon

    Beauty Fonts - Font Keyboard

    MD Studio

    Type with unique and symbols

    Create stylish text with customizable and symbols. Add emoticons, text faces, and decorative elements. Design creative captions and text art. Type unique directly using the in any .

    ★ 4.5633 ratingsLifestyleFreeData updated 2026-09-16
  8. CNC Machinist Calculator Pro app icon

    CNC Machinist Calculator Pro

    Shane Anderson

    Calculate tool offsets and feed rates

    Calculate turning operations with spindle speed, feed rate, and tool engagement angle inputs. Determine cutting time and material removal rates. Convert imperial to metric units. Store and recall frequently used settings.

    ★ 4.7682 ratingsProductivity$14.99Data updated 2026-11-11
  9. Counter Calculator: Clicker app icon

    Counter Calculator: Clicker

    Daniel Connell

    Count up or down with a tap

    Count up or down in increments of 1, 10, or 100 with a single tap. Perform complex calculations using the built-in calculator. Track counts and view history for accuracy and reference.

    ★ 4.515 ratingsUtilitiesFreeData updated 2026-09-16
  10. Total Plus:Shopping Calculator app icon

    Total Plus:Shopping Calculator

    Filemon Salas

    Calculate shopping totals with tax discounts.

    The app calculates shopping totals with tax and discounts. It allows users to track spending, add multiple discounts per item, and reuse lists.

    ★ 4.62,271 ratingsProductivityFreeData updated 2026-11-10
  11. ArcCalc app icon

    ArcCalc

    Roseller Sunga

    Calculate arc dimensions with two values

    Calculate arc dimensions including radius, length, width, height, apothem, angle, and area. Input any two values to derive the rest. Useful for carpenters, architects, and engineers. Supports complex mathematical calculations.

    ★ 4.8268 ratingsProductivityFreeData updated 2026-09-08
  12. Talking Calculator - Sound Pad app icon

    Talking Calculator - Sound Pad

    书敏 贾

    Calculate, record, and track expenses

    Perform arithmetic operations and display the most recent formula. View historical records for accounting. Customize key tones with optional piano sounds. Receive real-time voice broadcast. Supports multitasking on iPad.

    ★ 4.581 ratingsFinanceFreeData updated 2026-09-13
  13. CalcBox -All in One Calculator app icon

    CalcBox -All in One Calculator

    Realbyte Inc.

    Calculate, convert, and organize tasks

    Performs basic arithmetic and scientific calculations. Save equations and results for later. Unit Converter converts units for area, length, temperature, and more. Includes tools for currency exchange, date calculations, and percentage computations.

    ★ 4.8303 ratingsUtilitiesFreeData updated 2026-09-06
  14. Raheib - downloader & Toolbox app icon

    Raheib - downloader & Toolbox

    Abdulrahman Alqadiri

    Message without saving numbers

    Message contacts via WhatsApp without saving their number. Download files directly from links. Perform image reverse searches to find source URLs. Access all features with a subscription.

    ★ 4.71,949 ratingsUtilitiesFreeData updated 2026-09-06
  15. Currency Converter- Foreign XE app icon

    Currency Converter- Foreign XE

    Green Lake Technology Ltd

    Convert currencies and calculate values

    Convert currencies with real-time exchange rates for 60+ global currencies. Use the built-in calculator to perform math operations. Swipe to adjust positions and scroll to navigate the list.

    ★ 4.7164 ratingsTravelFreeData updated 2026-09-08
  16. MathU RPN Calc app icon

    MathU RPN Calc

    Creative Creek, LLC

    Calculate with RPN and 96 functions

    Perform complex calculations using Reverse Polish Notation. Access over 96 functions including financial, scientific, and engineering operations. Store and recall values. Switch between decimal and hexadecimal modes.

    ★ 5.0135 ratingsFinance$24.99Data updated 2026-09-08
  17. Flat Pattern Bend Calculator app icon

    Flat Pattern Bend Calculator

    Bhavinkumar Satashiya

    Calculate patterns for sheet metal designs

    Sheet Metal allows users to generate patterns for cones and other complex shapes. Input dimensions and material properties to calculate angles and layout dimensions. Export results for fabrication use.

    ★ 4.6151 ratingsUtilitiesFreeData updated 2026-09-14

How we rank alternatives

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