Description: The ATR indicator draws volatility channels based on average true range (ATR). Narrow ATR channels generally means low volatility while expanding channels reflects medium to high volatility. Bollinger bands works in a very similar way.
File Name: ATR Channels
Metatrader 4 Screenshot:
GBP/USD 4 Hour Chart
Features: Supports all currency pairs and timeframes, free licence, customizable, Metatrader 4 ready.