Perform arithmetic operations, including addition, subtraction, multiplication, and division. View a display log of calculations and results. Use a backspace key to correct entries. Support decimal points or commas for number input.
by Edison Largo★ 4.7152 ratingsUtilitiesFreeData updated 2026-09-06
Convert numbers between bases 2 to 30 with real-time updates. Perform calculations in multiple number systems. Display results accurately with a clean, intuitive interface. Switch between bases instantly for precise outputs.
Calculate rates using AGA 3 standard. Determine MCF per day for a single well. Input duration and other parameters. Perform rotary (direct) MCF calculations. No cell service required.
Perform calculations with binary, octal, decimal, and hexadecimal values displayed simultaneously. Enter and view hex codes and RGB values on the same screen. Display up to 19 decimal digits. Toggle conversion reset on or off.
™ allows users to perform fraction calculations and convert between decimals and fractions. It supports degree, minute, and second conversions. Users can handle unit conversions and calculations with dimensional units.
Convert units across 30 categories with over 700 measurement options. Switch between light and dark modes. Use a backspace key for editing. Perform conversions quickly with an intuitive interface.
Calculate for different shapes and dimensions. Input material type, length, width, and thickness. Choose units and view results in kilograms or pounds. Save calculations and export data as PDF.
Calculate size for round or rectangular ductwork. Adjust airflow, diameter, width, or height using sliders. Enter values directly for precise measurements. Lock friction calculations for accurate results.
Calculate sides and angles for right-angled and scalene triangles. Access a reference guide for formulas. Perform precise calculations using known values.
Solve math problems with basic and complex calculations. Convert units and exchange currencies. Use fractions and square root functions. Perform calculations quickly and accurately.
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.
Helps estimate materials for various shapes. Users input dimensions to calculate volume and quantity. Features include slab, column, and post calculations. Saves results for future reference.
Perform complex mathematical calculations including trigonometric functions, logarithms, and exponentials. Switch between radians and gradients. Edit equations and save results for future reference.
A calculator with cat sounds on equals. Tracks calculation steps and displays results. Allows input order calculations. Identifies mistakes during entry. Supports basic arithmetic operations.
Calculate with formulas and swipe between calculators
A calculator displays formulas during calculations. Users can switch between seven calculators by swiping. Perform basic and advanced math operations. Store and reuse calculation history. Adjust display settings for different modes.
Calculate BMI using height and weight. Determine healthy weight range based on height. Choose height units from mm, cm, m, km, inches, feet. Select weight units from kg, lb. Set decimal places for precision.
Calculate decimal, binary, octal, and hexadecimal values
Perform decimal, binary, octal, and hexadecimal arithmetic. Convert between number systems. Apply binary logic functions. Use parentheses for operator grouping. Input hexadecimal values using A-F keys.
Perform calculations with a dedicated calculator. Save and share calculation history via PDF or email. Use dark mode and access the through Today View. Sync with Apple Watch for on-the-go use.