Big Number Calculator app icon

Apps Like Big Number Calculator for iPhone and iPad

Calculate large numbers with precision

Perform arithmetic operations on large decimal numbers with up to 66000 digits. Add, subtract, multiply, and divide using a single format. Choose between Swift or Objective-C calculation engines.

by Kunio Takeuchi★ 0.00 ratingsEducationFreeData updated 2026-09-06

Big Number Calculator screenshots

Ranked alternatives

Showing 1–20 of 1,000 ranked alternatives.

  1. Calculator₊ app icon

    Calculator₊

    Impala Studios B.V.

    Calculate, edit, and track equations

    Perform basic arithmetic operations including addition, subtraction, multiplication, and division. Access scientific functions for advanced calculations. Convert units between different measurement systems.

    ★ 4.71,729,318 ratingsUtilitiesFreeData updated 2026-09-08
  2. Calculator - Pad Edition app icon

    Calculator - Pad Edition

    Ratha Sou

    Calculate in portrait, science in landscape

    Perform basic calculations in portrait mode and scientific calculations in landscape. Use root, power, factorial, exponential, division, logarithm, and trigonometric functions. Features a flat UI design similar to built-in iOS apps.

    ★ 4.7357,788 ratingsUtilitiesFreeData updated 2026-09-08
  1. Calculator⁼ app icon

    Calculator⁼

    Impala Studios B.V.

    Calculate, edit, and track results

    Calculator provides basic and scientific calculation functions. Users can access a history of past calculations for review or reuse. It includes a live currency converter for exchange rate checks.

    ★ 4.6358,634 ratingsUtilitiesFreeData updated 2026-09-08
  2. Calculator HD Pro Lite app icon

    Calculator HD Pro Lite

    Cider Software LLC

    Calculate with dual-line display and multi-line input

    A with dual-line display showing input and result. Supports multi-line equations and tap-to-move cursor. Saves calculation history with timestamps and labels. Allows emailing calculations and swiping to review previous entries.

    ★ 4.651,412 ratingsUtilitiesFreeData updated 2026-09-08
  3. Calculator with History + app icon

    Calculator with History +

    Beijing Free Calculator Technology Co., Ltd.

    Calculate and track financial formulas

    Perform calculations a scientific featuring pi, exponents, square root, negative numbers, and logarithms. View calculation and adjust decimal places or use thousands separators. Customize keyboard colors and sounds.

    ★ 4.723,657 ratingsFinanceFreeData updated 2026-09-06
  4. Calculator⁻ app icon

    Calculator⁻

    Unicom TOV

    Calculate, record, and recall results

    Perform basic math operations including addition, subtraction, multiplication, division, and percentage. Store and retrieve calculation results. Customize number, operator, parenthesis, and result colors. Enable touch sound for feedback.

    ★ 4.43,510 ratingsUtilitiesFreeData updated 2026-09-06
  5. Calculator for iPad₊ app icon

    Calculator for iPad₊

    Impala Studios B.V.

    Calculate and share equations instantly

    Perform complex mathematical calculations using scientific functions and simple arithmetic. Calculate percentages, taxes, and financial figures. Save and share results with others. Syncs with iPad and iPhone.

    ★ 4.5126,066 ratingsUtilitiesFreeData updated 2026-09-06
  6. Calculator HD Pro app icon

    Calculator HD Pro

    Cider Software LLC

    Calculate with dual-line display and multi-line input

    A with dual-line display showing input and result. Supports multi-line equations and tap-to-move cursor. Saves calculation history with timestamps and labels. Allows emailing calculations and swiping to review past entries.

    ★ 4.811,253 ratingsUtilities$9.99Data updated 2026-09-08
  7. 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
  8. NCalc Scientific Calculator + app icon

    NCalc Scientific Calculator +

    Tran Duy

    Calculate, graph, convert, solve

    Allows users to perform complex calculations with a natural display that shows expressions as written. It supports fractions, roots, and exponents. The includes a graphing module for visualizing equations.

    ★ 4.711,472 ratingsEducationFreeData updated 2026-09-06
  9. Sci:Pro Calculator app icon

    Sci:Pro Calculator

    Jerry Montgomery

    Calculate, share, and switch modes

    Offers basic, scientific, and programmer modes with history views. Users can share results via email or copy-paste values between apps. The supports iPhone, iPad, and iPod Touch devices.

    ★ 4.83,858 ratingsUtilitiesFreeData updated 2026-09-08
  10. Calculator with History Tape app icon

    Calculator with History Tape

    帆 杨

    Calculate, record, and customize equations

    A a log of all calculations. Displays input equations and results clearly. Includes backspace function. Allows adjustable keyboard size and number font size. Supports customization of decimal places, font size for , and display format.

    ★ 4.73,129 ratingsProductivityFreeData updated 2026-09-06
  11. Calculator%. app icon

    Calculator%.

    Unicom TOV

    Calculate, add, subtract, multiply, divide

    A calculator with a large, easy-to-read display and simple buttons. Perform addition, subtraction, multiplication, and division. Features a clear layout and user-friendly design for everyday use.

    ★ 4.44,181 ratingsUtilitiesFreeData updated 2026-09-09
  12. Calculator for iPhone and iPad app icon

    Calculator for iPhone and iPad

    Alex Yakauleu

    Calculate, tap, and track results

    A with basic arithmetic functions and a history bar for tracking previous inputs. Supports rotation and theme customization. Includes haptic feedback for 7 and later. Loads quickly and runs without fullscreen ads.

    ★ 4.714,430 ratingsUtilitiesFreeData updated 2026-09-06
  13. Citizen Calculator App app icon

    Citizen Calculator App

    Devkrushna Infotech Private Limited

    Calculate, add, subtract, multiply, divide, and percentage

    Perform basic arithmetic operations including addition, subtraction, multiplication, and division. Calculate percentages and use memory functions like M+, M-, MR, MU, and GT. Includes square root functionality.

    ★ 4.7288 ratingsUtilitiesFreeData updated 2026-09-06
  14. Abacus Lesson -ADD and SUB- app icon

    Abacus Lesson -ADD and SUB-

    Hirokazu Komatsu

    Learn addition and subtraction with Soroban

    Learn addition and subtraction using a Soroban . Move beads to perform calculations. Practice basic math operations. Track progress with interactive exercises. Sync with devices for continued learning.

    ★ 4.9676 ratingsEducationFreeData updated 2026-09-06
  15. GraphNCalc83 app icon

    GraphNCalc83

    Ernest Brock

    Calculate, graph, and edit math problems

    Solve math problems with natural textbook input and fraction support. Trace graphs with touch. Zoom using pinch gestures. Tap for regression analysis. Swipe to scroll through calculation history and matrices. Access help via the ? key.

    ★ 4.94,035 ratingsEducation$12.99Data updated 2026-09-10

How we rank alternatives

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