Monrovia-based Smarter.com, an online comparison shopping engine, has launched a new, desktop software application that ties users into its service. The firm said that its new application allows users to compare prices on items, receive coupons, and auto-fill checkout forms. According to Smarter.com the purpose of the companion software is to make sure that consumers get the best deal. The software runs on Windows computers. Smarter.com is a service of Mezi Media.