Google Find My Device is a security application that assists users in locating their Android devices when lost or stolen. Users can log into their Google account to track the device's real-time location, remotely lock the device, or erase its data to safeguard sensitive information. It also can make devices ring at full volume to help locate nearby devices.

Yes, Google Find My Device is a free app available to Android users. It requires an active Google account and an internet connection. There are no charges or premium features, making it accessible for anyone wanting to protect their Android devices.

To use Google Find My Device, the Android device must run Android 4.0 (Ice Cream Sandwich) or higher, have location services enabled, and be connected to the internet via Wi-Fi or mobile data to communicate its location.

No, Google Find My Device cannot track a device that is turned off. The service needs the device to be powered on and connected to the internet. If the device is off, it only reports the last known location, which can still aid in the search.

Google Find My Device prioritizes security by using your Google account credentials for access, ensuring only authorized users can locate or control the device. Features like remote locking and data erasure further protect personal information if the device is lost or stolen.