Modern apps boost engagement by mixing personalization with cross-device sync....

https://www.bookmark-tango.win/modern-entertainment-apps-like-spotify-keep-users-hooked-by-mixing-smart-data

Modern apps boost engagement by mixing personalization with cross-device sync. Platforms like Spotify use data and community tools to build habits. By adding gaming mechanics and digital wallets, they turn media into an active, sticky daily routine.