【實用運動app】Tack Master Sailing|最夯免費app-綠色工廠好玩App

Tackmaster is a revolutionary smart phone app which combines GPS technology and advanced algorithms to help you sail the upwind leg of a yacht race in the most efficient way. Tackmaster monitors your boat location in relation to the target buoy and takes into account wind direction, tides and boat pointing ability.

Tackmaster will even tell you when to change course to maintain the most efficient route.

Using Tackmaster is very simple and full instructions are contained in the app.

Take your sailing to the next level - with Tackmaster.