Re: Tiller pilot to I phone app?
You would need one of these:
Web Based NMEA 2000? Adapter Links Data to PC's, iPad?, iPhone?, Android? and Other Wi-Fi Devices
Which is an NMEA to WIFI interface, and the app to go along with it...
Then you'd need to interface the TP with and NMEA bus.
Hull #68 S2 7.9 on our little landlocked puddle, Lake Wallenpaupack, PA, it's cheap, trailerable, and paid for.