Wunderfind is a free utility and tool application that helps you find your lost devices within seconds. This app is compatible with various devices, including Apple devices, portable speakers, fitness trackers, and Fitbit trackers, among others. The app provides a device radar that shows all the devices that are near you, and you can select one specific device to see the calculated distance score. You can observe how this score changes as you move around to find your lost devices.

Moreover, the app provides step-by-step instructions on how to use it. All you need to do is open the app, select the device you want to find, move around so that the distance score increases, and your device should be near you. However, the app is not affiliated with the mentioned companies in any way, and the user should take note that continued use of GPS running in the background can dramatically decrease battery life.

Overall, Wunderfind is an excellent app that helps you locate your lost devices quickly. It is easy to use and provides accurate results.