Construction Master 5

From Calculated Industries:

Built with the same features and functions, and with the same core engine that powers the industry-standard advanced construction-math calculators from Calculated Industries. Ideal for Contractors, Builders, Architects, Engineers, Tradespersons and Advanced Do-It-Yourselfers Need to quickly and accurately solve a construction problem when meeting with a client? Pull out your iPhone or iPod touch, tap on the Construction Master 5 icon, and you'll have an answer in seconds. You get ALL of the functionality of the hand-held. Reduce costly errors and save time and money. It will help you and your crew on every phase of your projects -- estimating, bidding and building.