The McGinley Dynamic Indicator is a useful and popular free Forex indicator for MT4. The indicator works by calculating the average of the most recent highs and lows in the market, and then plotting a line that moves with the trend. By recognizing when the market is in a trend, traders can make more informed decisions about when to enter and exit trades. The McGinley Dynamic Indicator is easy to use and can be a great addition to any Forex trader’s trading arsenal.