•CARFAX - New & Used Cars (#1) has been the clear leader for over two months, which suggests users are heavily prioritizing vehicle history reports during the research phase, likely to avoid costly surprises with used cars.
•The rise of ParkMobile: Park. Pay. Go. (#4) and PayByPhone (+3) looks like a seasonal trend, probably because more people are traveling and running errands, needing quick solutions for street and lot parking.
•BlueDriver OBD2 Scan Tool's jump of four spots seems to be driven by DIY car owners wanting to diagnose check engine lights themselves, as reviews often mention avoiding mechanic fees for simple code reads.
•It's interesting to see a niche app like Car Engine Sounds - Gas Pedal enter the rankings, likely catering to a specific enthusiast crowd or perhaps users looking for custom sound feedback in simulators or electric vehicles.