Find My Lost Bluetooth Device is a utilities and tools application that is available on the iPhone platform. Developed by Best App Limited, this app helps users locate lost Bluetooth devices such as AirPods, AirTag, Apple Pencil, iPhone, iPad, Apple Watch, Fitbit, Smart Phone, Tablet, Smart Watch, Headphones, or any other Bluetooth device.

The app uses Bluetooth Radar to detect nearby devices, and then users can select their lost device from the list and move around slowly while watching the signal strength, estimated distance, and hints on the screen. When the app reads "Your Device Is Here!", users can look around to find their lost device. The app is compatible with various devices such as Apple devices, smart phones, tablets, smart watches, wireless headphones, earbuds, and speakers.

Additionally, users can broadcast messages or photos to all nearby users via Bluetooth or Wi-Fi Direct, or send them to a specific recipient. The app also includes a feature to track devices and alerts users if their device is lost. However, the app offers a subscription service that renews automatically, and the cost of the plan depends on the selected option.

Overall, Find My Lost Bluetooth Device is a useful app for those who frequently misplace their Bluetooth devices and want to locate them quickly.