HomeCost Estimator for Excel - Version 2.2 CREATE FAST AND ACCURATE HOME CONSTRUCTION AND VALUATION ESTIMATES WITH EASE. Designed for home builders, contractors, architects, insurance adjusters. With built-in modifiable data for local city indexes, class of construction, type and style factors, typical upgrade and additional feature prices and selections made using a wizard interface, HomeCOST Estimator is an idispensable tool for creating fast and accurate home valuation estimates.