Many Americans will be hitting the road during the course of the next couple of months, heading out for summer vacation. As PC Mike Wendland reports, you might want to consider downloading an app or two while packing your bathing suits and towels. GasBuddy helps you find the lowest price for gas. It is easy to use and navigate. Simply search by zip code, city or state. The huge number of users contribute by updating prices regularly, meaning the app is consistently up-to-date. One unique feature of GasBuddy is its so-called “Gas Price Heat Map” that shows gas price per gallon across the United States and Canada. The app is…