The app calculates linear measurements, areas, volumes, and weights in US and metric units. It supports decimal or fractional notation and includes unit conversion, memory, rounding, and percentage functions.
by James Campbell★ 3.211 ratingsUtilitiesFreeData updated 2026-10-21
Convert between and with a flip button to switch units. Supports fractions and displays results in decimal and fractional forms. Adjust rounding settings for decimal places or whole numbers.
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.
The provides scientific calculations, unit conversion, and logic-based computations. Users can switch between modes. It includes a built-in manual for operation guidance. Perform n-base conversions and unit-based calculations.
Measures , areas, and volumes using augmented reality. Users can object heights and save results in the Health . Measurements can be stored as images and viewed in metric or imperial units. Supports 10 languages and pre-defined object measurements.
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.
The app allows users to enter and modify formulas while checking them, preventing errors. It provides a history of formulas and answers, supporting various number systems and memory functions for calculations.
Lets users perform calculations and convert units with an easy-to-read history tape and expression view. Save and reuse previous calculations. Convert between units intuitively. Sync with Apple Watch for on-the-go use.
Perform statistical calculations, graph functions, and handle scientific and matrix operations. Access all features without ads or付费 restrictions. Replace physical calculators for test preparation and academic use.
Calculate by entering speed and air temperature. Support units for air temperature including °C, °F, and Kelvin, and speed in mph, km/h, m/s, and knots. Include a temperature converter for unit conversion.
Units quickly by typing to filter options. Select a to restrict the second to its category. Save frequently used units to a Favorites list. Browse units manually when needed.
Perform arithmetic calculations with 12 digits. Calculate tax, percentages, and cost, selling price, and gross margin. Use memory functions, square root, and sign change. Track grand total.
The app offers a general use calculator with a simple interface and large buttons. It supports large numbers, negative numbers, and decimal places, displaying only significant digits.
Perform calculations with over 225 built-in operations including trigonometry, logarithms, complex functions, and real numbers. Scroll through the stack with finger gestures. Copy and paste results. Work with real and complex numbers.
The app performs mathematical, engineering, scientific, and technical calculations. It handles fractions, mixed numbers, decimals, and integers with various functions including trigonometric operations and constants.
Convert of length, distance, and area between US/imperial and metric systems. Switch between mils, inches, feet, miles, and metric like millimeters, meters, and kilometers. Calculate conversions for area measurements as well.
Take photos and add measurements with arrows to save object dimensions. Adjust scale using pinch zoom and magnifier view. Save photos with measurement data and share them with others. Supports both imperial and metric units.