A gas tracking program for multiple vehicles. With only a few keystrokes, you can record fuel purchases and calculate gas mileage or gas economy. The fastest input app available and rock solid calculations.*Main screen includes current economy and average for the selected vehicle as well as all your fillup input. No menu selections to do a fillup.*View all fillups for each vehicle on a list view.*View all fillup locations and price on a map view using GPS data.*Back up data to your SD card and export CSV report data to Excel.*Automatic backups with Plus version.*Share your fillup information using social media with Plus version.*Use EPA Vehicle database to simplify input of vehicles.*Use many units including: MPG, km/l, Miles per imperial gallon, Litre per 100km, Gallons per 100mi and even pounds of CO2/mile.*Create PDF reports by vehicle over custom date ranges, display them on your phone and email them. *Display Statistics for any or all vehicles over any date range.*Display graphs of efficiency or gas price data for any or all vehicles over any date range and compare your MPG with the EPA vehicle database. (Plus Feature)*Synchronize vehicles between more than one phone and store data on the cloud. (Plus Feature)*Select fuel Octane from many options.Please email me with bugs or suggestions!