Speedometer for Wear OS Andro is a free lifestyle app developed by appfour. It is an accurate GPS speedometer for Wear OS smartwatches and can run as a normal app, watch face, or complication in other watch faces. The app allows users to view their current speed on their watch and records speed recording graphs that can be shared with others.

The app is versatile and works for all activities such as walking, running, cycling, driving, skiing, etc. It also records the average speed and maximum speed of the user. The app is compatible with all Wear OS smartwatches, including Sony SmartWatch 3, Fossil Q, Ticwatch, Michael Kors, Huawei Watch, LG Watch, ASUS ZenWatch, Samsung Gear Live, and TAG Heuer. If your watch does not have built-in GPS, the app can use your phone's GPS.

The full version of the app offers additional features such as graph and map display on the watch, open recent recordings from history, and full customization options. Overall, Speedometer for Wear OS Andro is a highly useful app for anyone who wants to keep track of their speed while engaging in various activities.