Download it here. The app is searchable in the Google Play Store under Sailboat Owners.
Sorry iPhone/iPad users, we are still waiting on Apple. :(Click the X in the upper right corner to make this go away
You can calibrate on Empty or Full tank only. Easier to top up to full,Hunter 390 2001, have snake river holding tank monitor and need to re-calibrate. Help !! Many thanks, Bill Small, Norfolk