Convert units between different systems with a simple interface. Perform basic and advanced calculations. View and switch between time zones with an intuitive world clock.
by YUTA OKAJIMA★ 4.73 ratingsUtilitiesFreeData updated 2026-09-08
Convert instantly with support for 12+ types including real-time currency rates. Switch between quickly. View accurate conversions and exchange rates. Save frequently used conversions for quick access.
Convert dates between Gregorian, Islamic, Coptic, Um Al Qura, Hebrew, and Solar Hijri . Select a and system, then view converted dates. Switch between calendar systems and compare dates side by side.
Perform basic calculations with addition, subtraction, multiplication, division, and percentage. View and edit all entries on an electronic paper tape. Access six calculators with customizable colors.
Calculate coordinates and grid squares for projects
Offers calculators for designing radios and antennas. Users can find latitude and longitude from a maidenhead square or vice versa. Calculate distances between squares. Convert units. Locate current position.
Convert with precise weight-to-volume conversions for 40+ and 400+ ingredients. Register custom containers to measure ingredients without scales or cups. Works offline and supports geography-based measurements.
The app converts between 1650 different units in 57 categories. Users can convert units for acceleration, area, energy, mass, temperature, time, and volume.
Display a customizable with adjustable time zones and date settings. Set alarms and timers. Sync with other devices. Switch between 12-hour and 24-hour formats. Adjust colors and styles.
Solve math problems from basic arithmetic to advanced algebra. Perform exact fraction calculations and store unlimited variables. Create custom functions and graph equations. Switch between exact and numerical modes.
Convert distances between kilometres, metres, miles, yards, feet, and inches. Switch units instantly. Input values manually or via copy-paste. Display results in selected unit.
Perform calculations with addition, subtraction, division, and multiplication. Calculate powers, roots, and percentages. Use dark mode, split view, and portrait/landscape orientation. Copy results by pressing and holding numbers.
Perform calculations with arithmetic, SI and non-SI units, and physical constants. Support natural and SI units for scientific and everyday use. Evaluate expressions with functions like exp, arctan, and cosh.
Calculate finances, track health, plan travel, manage
Perform complex calculations with 35+ professional calculators covering finance, health, travel, and utilities. Input values, view examples, save favorites, and get instant results. Switch between dark and light modes. No advertisements.
The app offers a simple and intuitive calculator with features like undo/redo, keyboard trackpad mode, and basic graphing. It supports dynamic type and is accessible.
General with allows users to perform basic arithmetic operations and access functions via an integrated . Input equations directly on the for calculations. Includes a scientific mode for advanced operations.
Convert units by typing the desired directly. Support fractions, decimals, and custom precision. Perform basic math operations. Save favorite conversions. Convert between metric and imperial units, including fractional inches and feet-inches formats.
AR measuring lets users tap two points on the camera screen to measure object lengths. Auto convert button changes units. performs basic math functions.
Convert between 140+ options using real-time exchange . Input amount and select target for instant conversion. View accurate results with offline functionality enabled.
Convert pounds to kilograms with a simple interface. Enter a value and get the converted result instantly. Supports one-way conversion from pounds to kilograms.
Perform percentage calculations for tax and discounts. Execute constant calculations with Casio-style formatting. Handle exponentiation and advanced mathematical functions. Store and recall previous results. Switch between basic and scientific modes.
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.