Is there any Gann auto strategy out there? I am aware of the indicators but have never seen a startegy.

to many discrete variables to make a strategy out of it.

There is no Gann strategy as such to use. You have to draw angles, and use its mathematical calculators sq.144 and use previous tops, bottom for calculations related to forecasting the market.

Most important thing is that you have to trade as per the trend of the market and you can make money easily.