Fill up your tank. Let us know. Watch trends. Track your gas mileage by letting us know the miles you traveled on your last tank, the price you paid, and how many gallons you added to your car. FuelFrog will compile and trend information about your gas mileage, the amount you spend, and more! In the near future, you’ll be able to compare your vehicle to others and see how you stack up. With FuelFrog, you’ll be able to: * Quickly add info to your account after filling up. * View trends for the amount you spend on gas. * See how gas prices change in your city over time. * Gain insight into how your car’s gas mileage changes.