Only One Calculator app icon

Apps Like Only One Calculator for iPhone and iPad

by Jia Hua Huang★ 5.02 ratingsUtilitiesFreeData updated 2026-09-21

Only One Calculator screenshots

Ranked alternatives

Showing 21–40 of 1,000 ranked alternatives.

  1. 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
  2. Calculi: Scientific Calculator app icon

    Calculi: Scientific Calculator

    Michael Natole, Jr.

    Calculate, edit, and track equations

    Perform calculations with a multi-line display that supports complex expressions and order of operations. Edit equations, save history, and switch between and basic modes. Share results via copy or email.

    ★ 4.4380 ratingsUtilitiesFreeData updated 2026-09-08
  3. Big Button Calculator Pro Lite app icon

    Big Button Calculator Pro Lite

    Cider Software LLC

    Calculate with dual-line display and color themes

    Calculate with a dual-line display showing input and result simultaneously. Use percentage and backspace functions. Switch between 18 color themes. Enter multi-line equations. Automatically format scientific expressions.

    ★ 4.714,055 ratingsUtilitiesFreeData updated 2026-09-11
  1. 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
  2. Calculator # app icon

    Calculator #

    An Truong

    Calculate, graph, and solve equations

    Perform complex calculations with a powerful math core and algebra engine. Display mathematical expressions with proper formatting. Solve equations, graph functions, and convert units. Access scientific, financial, and programming calculators.

    ★ 4.635,938 ratingsUtilitiesFreeData updated 2026-09-08
  3. Graphing Calculator Plus AI app icon

    Graphing Calculator Plus AI

    An Truong

    Calculate, graph, and solve equations

    Solve equations and graph functions with advanced math support. Perform calculus operations and matrix calculations. Access detailed tutorials and a comprehensive user manual. Export results and share calculations.

    ★ 4.612,075 ratingsEducation$5.99Data updated 2026-11-03
  4. eCalculator - Enhanced Edition app icon

    eCalculator - Enhanced Edition

    Ratha Sou

    Calculate, edit, and save equations

    Perform basic and scientific calculations with equation display and history tracking. Switch between binary, octal, decimal, and hexadecimal modes. Calculate fractions directly. Use widget for quick computations.

    ★ 4.6138 ratingsUtilitiesFreeData updated 2026-09-06
  5. Calculator Pro+ for iPad app icon

    Calculator Pro+ for iPad

    Mosaic S.r.l.

    Calculator with unit and currency converter.

    The app offers basic and scientific calculator modes, a universal converter for numerous units, and multitasking capabilities. Users can view calculation history, edit input, and customize the appearance with various skins.

    ★ 4.461,549 ratingsUtilitiesFreeData updated 2026-10-23
  6. CALC Smart Calculator ± app icon

    CALC Smart Calculator ±

    QApps LLC

    Calculate, convert, and solve equations

    Perform complex calculations with scientific formulas and unit conversions. Access calculation history via Spotlight and 3D Touch. Use widgets for quick access and history integration. Sync with Apple Watch for notifications and basic calculations.

    ★ 4.82,367 ratingsUtilitiesFreeData updated 2026-09-08
  7. Money converter - Currency app icon

    Money converter - Currency

    oWorld Software

    Convert currencies and track exchange rates

    Convert currencies and cryptocurrencies with a calculator that supports over 170 worldwide currencies. Perform basic math operations. Use the offline. View exchange rates for items and negotiate rates. Navigate an intuitive interface.

    ★ 4.52,428 ratingsTravelFreeData updated 2026-09-08
  8. cRate Pro - Currency Converter app icon

    cRate Pro - Currency Converter

    良峰 侯

    Convert currencies with custom keypad

    Convert between over 160 world currencies. Input amounts using a custom keypad. View historical exchange rate charts. Display flags. Access a built-in calculator. Enable dark mode for iOS 13. Receive background rate updates.

    ★ 4.8147 ratingsFinance$0.99Data updated 2026-10-19
  9. GlobeConvert Currency & Units app icon

    GlobeConvert Currency & Units

    Ievgenii Lebid

    Convert currencies and on the go

    Convert currencies and physical with real-time rates and support for 160+ currencies and 350+ . Save favorite conversions for quick access. Use offline data from the last successful update.

    ★ 4.881,077 ratingsUtilitiesFreeData updated 2026-09-08
  10. Conversion Calculator Plus app icon

    Conversion Calculator Plus

    Yan Liong Tan

    Convert units and currencies instantly

    Convert units across multiple categories including currency, length, area, weight, and more. Switch between simple and carousel layouts. Automatically update currency exchange rates daily. Search for units from the home screen.

    ★ 4.715,182 ratingsProductivityFreeData updated 2026-09-11
  11. DayCalc Pro - Note Calculator app icon

    DayCalc Pro - Note Calculator

    良峰 侯

    Calculate, convert, and share results

    Offers a standard, scientific, and fractions with over 30 scientific operations. Users can add notes to calculation history and share entries. It supports portrait and landscape modes on iPhone and iPad, and split-screen functionality.

    ★ 4.6177 ratingsUtilities$0.99Data updated 2026-09-08
  12. Calculator - Currency - Unit app icon

    Calculator - Currency - Unit

    hua-shan cheng

    Calculate, convert, and track values

    Scientific with and conversion capabilities. Perform complex calculations, convert currencies, and switch units. Review and reuse calculation history. Use landscape mode for efficient input and history viewing.

    ★ 5.04 ratingsUtilitiesFreeData updated 2026-09-06
  13. DayCalc - Note Calculator app icon

    DayCalc - Note Calculator

    良峰 侯

    Calculate, convert, and share results

    Offers a standard, scientific, and fractions with over 30 scientific operations. Users can add notes to calculation history and share entries.

    ★ 4.7126 ratingsUtilitiesFreeData updated 2026-09-08
  14. Calculator ∞ app icon

    Calculator ∞

    An Truong

    Calculate, graph, and solve equations

    Solve equations, perform algebraic calculations, and graph functions. Support for multiple models including TI-83, TI-84, TI-89, Casio FX, and Sharp EL. Includes a scientific , fraction simplifier, and unit converter.

    ★ 4.76,388 ratingsEducation$5.99Data updated 2026-10-26

How we rank alternatives

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