This revolutionary new application, the AppStimator, allows any concrete lifting and leveling service provider to offer customers consistent professional estimates. Using an iPAD, contractors can now produce a personalized estimate, with photos, and instantly email or print while visiting a jobsite. Maintain a paperless estimating system that will save time and money. Simply enter the dimensions, and the app does the rest. Also, you can customize the app for your business by adding your pricing structure and company information. HMI. 800-626-2464.