What Heikin does, and when it works.
Heikin Ashi (Japanese for 'average bar') recalculates each candle using averages of the prior and current bar's open, high, low and close. The result is a modified candle series that gaps out choppy reversals and turns sustained trends into clean, same-colour candle runs.
In crypto, Heikin Ashi is most useful for holding a position through volatile swings without getting shaken out by wicks. A block of consecutive green HA candles — with small or absent lower shadows — signals sustained bullish momentum. The first candle that shows a lower wick or a full doji is your early warning to tighten stops, not necessarily exit.
The key limitation: Heikin Ashi prices are synthetic. The open and close shown are not the actual traded prices, which means exact entry and exit execution must reference the real price chart. Treat HA as a trend-context layer, not an order-entry tool.