With 24/7 live streaming, motion and sound alerts, and the free Nest app, Google Nest Cam Indoor helps you keep an eye on what matters. From anywhere. Quick, easy setup. -Plug in Nest Cam and download the Nest app to get started. No hub needed. Alerts on your phone. – Get activity alerts so you know if anything happens while you’re away. Talk and listen. – See who’s there and talk back to get someone’s attention.