Pros

Google Find My Device makes locating lost Android devices fast and intuitive. Using your Google account, it displays precise device location on a map, shows the last seen time and battery level, and can play a loud ring even if the phone is on silent, ideal for recovering nearby or misplaced devices.

It provides strong remote security tools to protect personal data when a device is missing. From the web or app you can lock the device, display a contact message, sign out of your Google account, or perform a factory reset to erase sensitive information, giving peace of mind when recovery isn't possible.

Built into Google services, Find My Device offers seamless setup, cross-device management and consistent reliability. It supports phones, tablets, and some wearables, works through the web or app, and uses Play Services to provide timely updates, making it a no-cost, low-effort solution to track and secure multiple devices simultaneously.

Cons

Dependency on network, location, and power — If the device is turned off, offline, or location services are disabled, Find My Device cannot locate it; it only shows the last known location. This limitation makes recovery difficult for stolen devices that are powered down or have had tracking settings intentionally changed.

Basic anti-theft feature set — Unlike specialized security apps, Find My Device offers only locating, ringing, locking, and factory erase. It lacks advanced measures like geofencing alerts, SIM-change detection, remote camera capture, and stealth tracking. Users seeking continuous monitoring, proactive alerts, or richer recovery tools may find it insufficient.

Privacy and account security risks — Tracking depends on your Google account; if someone gains access to that account they could locate, lock, or erase your device. Remote wipe also only takes effect once the device reconnects. Centralizing location data with Google raises privacy concerns for users wary of long-term tracking.