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 461–480 of 1,000 ranked alternatives.

  1. Halcyon Calc app icon

    Halcyon Calc

    Halcyon Touch Software

    Calculate and solve equations

    Perform complex calculations with support for real and complex numbers. Manipulate symbolic expressions and use over 225 built-in functions. Scroll through results with finger gestures. Copy and paste data for easy sharing.

    ★ 4.918 ratingsUtilities$4.99Data updated 2026-09-08
  2. Aperture Area Calculator app icon

    Aperture Area Calculator

    Tan Chia Ling

    Calculate with precision

    Calculate using input values and formulas. Copy results to other apps. Choose from multiple unit options. Display up to 16 decimal places. Include formulas for reference.

    ★ 0.00 ratingsUtilities$2.99Data updated 2026-09-15
  3. TimeCalc: Time Calculator app icon

    TimeCalc: Time Calculator

    Ha Thanh

    Calculate , track duration, manage intervals

    Calculate differences between dates and times. Add or subtract hours, minutes, and seconds. Convert formats and view results in various units. Track elapsed and set custom intervals.

    ★ 4.589 ratingsUtilitiesFreeData updated 2026-09-14
  1. HVAC & Sheet Metal Calculator app icon

    HVAC & Sheet Metal Calculator

    Calculated Industries, Inc.

    Calculate duct offsets and angles

    Performs X, Y, R radius calculations and theta measurements. It includes -specific functions for ducting offsets and angle computations. Features dimensional math, geometry, and trigonometry tools for precise construction calculations.

    ★ 4.955 ratingsUtilitiesFreeData updated 2026-09-06
  2. Auto Loan Calculator % app icon

    Auto Loan Calculator %

    JanoGroup LLC

    Calculate monthly payments and terms

    Calculate monthly payments, total interest, and payoff date by entering vehicle price, down payment, interest rate, and other details. View detailed payment breakdowns and interactive charts. Support trade-in value, sales tax, and additional fees.

    ★ 5.04 ratingsFinanceFreeData updated 2026-09-06
  3. GraphCalcPro2Go app icon

    GraphCalcPro2Go

    Starware Software LLC

    Calculate with precision and advanced functions

    Allows users to perform advanced scientific calculations with high precision and range. It supports standard and RPN input modes, built-in constants, and unit conversions. iCloud sync enables cross-device access to calculation history.

    ★ 4.642 ratingsUtilitiesFreeData updated 2026-09-10
  4. Qaza app icon

    Qaza

    Shakil Mohammed

    Calculate Salah and track progress

    Calculate Salah based on personal details. Track progress and estimate completion time. View rulings and makruh times for prayer. Receive motivational quotes. Includes additional features planned for future updates.

    ★ 4.812 ratingsUtilitiesFreeData updated 2026-09-23
  5. Basic Calculator Biz app icon

    Basic Calculator Biz

    Imple, Inc.

    Calculate and view formulas clearly

    Performs arithmetic operations including addition, subtraction, multiplication, and division. Displays full calculation formulas for error detection. Includes standard functions comparable to commercial calculators.

    ★ 5.05 ratingsUtilitiesFreeData updated 2026-09-12
  6. Emoji Keyboard for Texting Pro app icon

    Emoji Keyboard for Texting Pro

    山 钟

    Add extra keyboards and symbols

    Add custom keyboards with over 1000 Japanese emoticons, 200 Kawaii Faces, 2000 Cool Symbols, and 50000 Unicode Characters. Switch between layouts and input methods. Share shortcuts and themes.

    ★ 4.820 ratingsUtilities$0.99Data updated 2026-09-08
  7. CalcBuddy Calculator app icon

    CalcBuddy Calculator

    ApplicVision AB

    Calculate, edit, and recalculate expressions

    Perform calculations with an intuitive interface. Input expressions directly, see the full equation, and edit it dynamically. Automatically recalculate results after changes. Access scientific functions like sine and cosine.

    ★ 5.05 ratingsUtilitiesFreeData updated 2026-09-08
  8. Scientific Calc app icon

    Scientific Calc

    Hannes Sverrisson

    Calculate with functions and swipes

    Calculator offers advanced functions including exponents, logs, and sinus operations. Swiping accesses different function categories. Large buttons for easy input. Landscape view reveals additional functions. Balloon help provides guidance.

    ★ 3.73 ratingsUtilities$1.99Data updated 2026-09-08
  9. CalcuSales : sales calculator app icon

    CalcuSales : sales calculator

    yohan teixeira

    Calculate discounts and final prices instantly

    Calculate final prices after discounts with real-time updates. View discount percentages and total costs. Track cumulative reductions across multiple items. Customize theme for personal preference.

    ★ 4.541 ratingsUtilitiesFreeData updated 2026-09-08
  10. Profit & Margin Calculator app icon

    Profit & Margin Calculator

    Oval Software Oy

    Calculate profits and margins

    Calculate annual profits by inputting revenue and expenses. Determine sales margins with customizable inputs. Track trends over time. Export calculation results for record-keeping. Set reminders for reviews.

    ★ 5.055 ratingsFinance$3.99Data updated 2026-11-14
  11. Text Calculator app icon

    Text Calculator

    Piet Jonas

    Enter formulas, view calculation history.

    The app provides a full text calculator where users enter formulas and tap equals. It maintains a history of calculations for review and reuse.

    ★ 2.03 ratingsProductivity$0.99Data updated 2026-09-10
  12. Calvertr Lite app icon

    Calvertr Lite

    Intuz, Inc.

    Convert units and calculate math expressions.

    The app provides unit conversion across 34 categories and 157 world currencies. It also functions as a versatile calculator with live math expressions and automatic saving of calculations.

    ★ 4.310 ratingsUtilitiesFreeData updated 2026-11-15
  13. Peptide Calculator: PepCalc app icon

    Peptide Calculator: PepCalc

    David Dzeveckij

    Calculate dosages and reconstitute peptides accurately

    Calculate dosages and reconstitution volumes with precision. Input details and desired concentration. ccurate mixing instructions. Track injection schedules and dosing history. Export results for record-keeping.

    ★ 4.798 ratingsMedicalFreeData updated 2026-09-06
  14. P-T Calculator app icon

    P-T Calculator

    National Refrigerants, Inc.

    Calculate pressure and temperature

    Calculate pressure and temperature values for refrigerants. Input pressure or temperature to automatically compute the other. Display superheat and subcool values. Show saturated vapor and liquid values for blends. Switch between refrigerant types.

    ★ 4.852 ratingsReferenceFreeData updated 2026-09-13
  15. Game Score Tracker app icon

    Game Score Tracker

    Andrew White

    Track scores with sliders and dice

    Tracks scores with individual counters and player color icons. Displays recent changes and integrates a calculator for complex scoring. Allows customizable profiles to set starting scores quickly.

    ★ 4.779 ratingsUtilitiesFreeData updated 2026-09-13
  16. NumWorks Graphing Calculator app icon

    NumWorks Graphing Calculator

    NumWorks

    Calculate, graph, and explore math problems

    Solve math problems with , algebra, and calculus functions. Input equations, plot graphs, and analyze results. Store and recall previous calculations. Sync with calculators for seamless data transfer.

    ★ 4.498 ratingsEducationFreeData updated 2026-09-17
  17. LETTY-Font change, cute text app icon

    LETTY-Font change, cute text

    Yournet,Inc.

    Convert to fashionable fonts and symbols

    Convert into stylish fonts and add symbols. Customize social media bios and create visually appealing messages. Access a variety of decorative characters for personalization.

    ★ 4.522 ratingsUtilitiesFreeData updated 2026-09-18

How we rank alternatives

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