Some gas apps offer complementary rewards programs to help you save at the pump. GasBuddy, for instance, offers a rewards program that can save users up to 25 cents per gallon at the pump.

Here's a look at how weekly regional gas prices changed in Midwest region last week compared with the week prior.

The average price for a gallon of regular gas in Valdosta Friday was $2.90, down seven cents over seven days, according to ...