Find Bluetooth Device - Lost s is a free Android app developed by Doophe Inc. that helps users find their lost Bluetooth devices such as fitness trackers, digital watches, and more.

The app comes with a simple user interface that displays a list of Bluetooth devices that are near the user. The user can sort the list by signal strength or name to find the device they are interested in. Once the device is selected, the app enters search mode and provides a dashboard with instructions to help the user walk around and find their lost device.

Overall, Find Bluetooth Device - Lost s is a useful app for anyone who has ever lost a Bluetooth device and wants an easy and efficient way to locate it. The app is compatible with Android 9.0 and is currently available for free on the Google Play Store.