GasBuddy - GasBuddy lets you search for Gas Prices by city, state, zip code, with listings for all cities in the USA and Canada. Updated in real-time, with national average price for gasoline, current trends, and mapping tools.
Bouncie - Complete Connected Car Solution
Fuelio - Track your fill-ups, fuel consumption, fuel costs and save money.
Automatic Pro - A 3G adapter that makes any car a smarter, connected car
Fuelly - Fuelly allows you to tracks your gas mileage over time, helping you calculate fuel expenses as you drive.
CarDash - Free roadside assistance and auto repair advice