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
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.
Convert between imperial and metric units in real time. Calculate roof pitch, rafter length, and roof area using rise, run, or house area. Input measurements in meters, centimeters, or inches.
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.
Perform calculations with a clean interface. Switch between light and dark themes. Use multitasking on iPad. Access on Apple Watch with complications. Share results via iMessage.
Measure objects by aligning them with the screen. Calculate furniture sizes for space planning. Use AR to scan rooms and get perimeter and square footage.
Perform complex mathematical calculations with up to 15 digits of decimal precision. Handle large numbers without ellipsis. Save and reuse calculation equations. Access calculation history even after closing the .
Perform calculations, convert units and currencies, and compute percentages and proportions. Calculate areas and volumes. Drag and drop to create custom calculators. Solve complex or simple math problems.
Calculate dimensions, convert units, and perform angle and rafter measurements. Estimate material quantities and layout stairs. Input measurements for precise calculations. Save and reuse formulas for repeated tasks.
Calculate hold overs and scope adjustments for long-range shooting. Input bullet weight, velocity, and environmental factors. Switch between imperial and metric units. View range cards and bullet lists.
Convert units across 16 categories with instant accuracy. Switch between hundreds of units for length, weight, temperature, and more. Calculate conversions for cooking, engineering, travel, and study.
Perform basic arithmetic operations, including addition, subtraction, multiplication, and division. Use parentheses for complex calculations. Switch between light and dark themes for better visibility.
Calculate area, perimeter, and square-up using length, width, and height. Convert measurements between yards, feet, inches, fractions, and decimals. Perform unit conversions for math tasks.
The app calculates weights and volumes for oil and gas professionals using ASTM tables and formulas. It offers features for crude oil, products, and lube oils, including blending and density calculations.
Performs basic arithmetic and scientific calculations. Save equations and results for later. Unit Converter converts units for area, length, temperature, and more. Includes tools for currency exchange, date calculations, and percentage computations.
Calculate area by entering width and length in centimeters, meters, inches, feet, or . Convert between imperial and metric units in real time. Output results in centimeters, meters, feet, or .