Real-Time Gas Usage
The app will tell me in Real Time how much this drive Costs. (according to user input for gas prices)
Idan shared this idea
Soc Santos commented
unrealistic as each car has a different mileage and unless waze programmers input each and every standard mileage for each and every car model this wont happen or if it does the app will require to large of space on phones for it to be viable for download.