Contractor Calculator

承包商，電工，雜工，畫家，屋頂工等的計算器！

Designed for contractors of all types, ContractorCalculator is the easiest way to calculate and save important calculations while in the field. Handle on-the-go calculations like square footage, measurement conversions, and fraction math to trade specific calculations like amps to watts, drywall footage, roof footage, and wire size calculations. Once calculated, simply save them to projects to retrieve at anytime.

ContractorCalculator also allows you to store your go-to calculations in your favorites tab and categorize them by project. Users also have quick access to the free invoicing and estimate tool, SimplySend.

Features include:

Square Footage Calculator

Decimals to Fractions Converter

Fraction Calculator

Measurement Conversion

Amps to Watts Calculator

Wire Size Calculator

Amps by Wire Size Chart

Wall and Paint Footage Calculator

Drywall Footage Calculator

Flooring Calculator

Roof Footage Calculator

Siding and Brick Calculator

And more!