I updated FuelCalc to Version 1.9 on Google Play. Thanks to some user feedback, I realized there was a need to be able to enter different fuel Costs per Gallon for different cars in the "Compare Two Cars Calculator". Since different cars use different fuel (Diesel vs Regular vs Premium) the cost of fuel can vary. I also added a "email" button to the "About" screen so that I can get feedback on this app more directly. (rather than people having to go through the DroidLoft web-site.