In the United States, a majority of the cars sold new in 2018 were equipped with an ignition button. But while keyless technology is killing the key, its reign won’t last long because it’s about to get decimated by smartphones. The list of companies either currently offering or planning to offer a phone-as-key function continues to grow and motorists more infatuated with their smartphone than ever have so far welcomed the feature with open arms.

From cranks to apps, join us as we chart how the process of starting a car has evolved, right from the, ahem, start: