Google Wallet can finally unlock doors with digital home keysGoogle Wallet now supports digital home keys in public preview, letting Android users tap or approach compatible smart locks to unlock them. Google says the feature, built on the Aliro standard and starting with locks like Aqara's u400, will roll out broadly in coming weeks; The Verge's Jess Weatherbed notes the long-awaited convenience arrives after Samsung and Apple users had it for some time.