In most cases but not allfree construction estimating and takeoff software options earn revenue by offering a basic free version to entice users to download, with premium features available for a price. Learn more about how we chose featured products here. We chose products that offer a stand-alone free or open source version, meet our definition for construction estimating software, and rank highly in search. Estimating by hand is time-consuming, so at some point, you may consider using software to bid more jobs in less time.Īlthough software can be a big investment, not every tool has to break the bank. Estimate too high and you win fewer jobs, too low and your profits disappear. By: Dan Taylor on September 25, Performing accurate cost estimating is critical to the success of your construction business.