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.
The app calculates spans for wood joists and rafters using softwood and hardwood lumber data. It determines maximum horizontal spans for common loading conditions and allows comparison of multiple species and grades.
Calculate lengths, angles, and area of shapes. Select a shape from a list. Input values into text boxes linked to orange points. Adjust point positions using the NEXT button or tapping points.
The app offers a wide range of standard and non-standard units for metric and non-metric conversions. It supports iPad split view, Today Extension, and URL Scheme automation, with adjustable decimal precision and 19 themes.
Measure angles of elevation, slope, and incline using device motion. Determine roll angles for vehicles and aircraft. Calculate roof pitch and antenna look angles. Align pictures and measure tape or chain slopes.
Use maps and satellite imagery to locate and measure roofs for solar installations. Enter addresses or zip codes to find target roofs. Define roof boundaries and input pitch angles. Instantly calculate suitability for PV or thermal systems.
Measure distances, land areas, and perimeters using satellite maps. Calculate perimeters and track outdoor projects. Measure routes for biking, golfing, or racing. Save and share measurement data.
Calculate loads, voltage drops, and conductor sizes according to NEC codes. Verify compliance for residential and commercial projects. Access code references for 2002–2023 editions. Perform wire sizing, panel scheduling, and circuit calculations.
Offers guided breathing exercises including and Sama Vritti. Users can select sessions based on duration. Features include calming music, sleep aids, and meditation guidance for stress reduction. Track progress and set relaxation goals.
With history tape, real and complex number support, angle modes including radians and degrees. Features constants, unit conversions, and capabilities for equations and functions.
Allows users to perform complex calculations with a natural equation entry system. It supports split screen, wireless keyboards, and Apple Watch integration. The displays full equations in real time and offers dark mode for enhanced readability.
The app shows expressions as users enter them and keeps a history of calculations. It performs fraction and angle conversions, solves equations, and converts between coordinate systems.