Tools for builders, DIYers, and engineers.
Calculate the area of a room or space in square feet or meters.
Estimate the volume of concrete needed for a slab or foundation.
Calculate how much paint you need based on the area and number of coats.
Determine the pitch, angle, and percentage of a roof slope.
Calculate voltage, current, resistance, and power using Ohm's Law.
Estimate voltage drop in a circuit based on wire gauge, distance, and current.