With My Tracks you can sync and share your tracks via Google Drive. For sharin you can share tracks with friends see the tracks your friends have shared with you or make tracks public and share their URLs via Google+ Facebook Twitter etc. In addition to Google Drive you can also export your tracks to Google My Maps Google Spreadsheets or external storage. My Tracks also supports Android Wear. For watches with GPS My Tracks can perform GPS recording of tracks without a phone and sync tracks to the phone. For watches without GPS you can see your current distance and time and control the recording of your tracks from your wrist.