Use APKPure App
Get GpsWatcher old version APK for Android
Display the location on the map that the clock transmits.
You no longer need to keep the built-in GPS-receiver in phone on.
If you have a Garmin watch, you can always watch your
position on the map using the GPSWatcher application in your phone
and GPSBroadcaster application in your watch.
This will help you to use your phone battery more frugally.
Good and long walks in tourist places!