The efficiency of the Price Cyclicality Line indicator was proved during the time, having a very precise evolution, especially in the long-time intervals (H1, H4, D1, W1) for every market. For the small timeframes (M1, M5, M15, M30), the Price Cyclicality Line is a very good filter of false signals of many other known indicators like RSI, CCI, MACD etc. The indicator can be successfully used for manual trading or can be automated by importing the specific data series. The Price Cyclicality Line is an important part of the algorithms included in successful expert advisors like Dow Jones Predictor, Dow Jones Trader.