Free

The Kaufman Efficiency Ratio (KER) Indicator for MetaTrader 4 is a technical tool designed to help traders measure trend efficiency and detect overbought or oversold market extremes. It is based on the concept developed by Perry Kaufman to quantify how efficiently price moves in a trending market versus sideways movement.

What Is the Kaufman Efficiency Ratio Indicator?

Measures the bias of a trend (bullish or bearish)
Identifies overbought and oversold zones (0 = oversold, 1 = overbought)
Helps distinguish trending vs. ranging markets
Suitable for novice, intermediate, and advanced traders
Works across Scalping, intraday, and swing trading

How to Trade With the Kaufman Efficiency Ratio Indicator

BUY Signal

Confirm the market bias is bullish
Wait for the indicator to reach the oversold zone (0)
Open a long position using Price Action confirmation (e.g., bullish engulfing, hammer)

SELL Signal

Confirm the market bias is bearish
Wait for the indicator to reach the overbought zone (1)
Open a short position using price action confirmation (e.g., bearish engulfing, inverted hammer)

Tip: Always combine the Kaufman Efficiency Ratio with other technical indicators or price action for higher probability trades.

Key Benefits

Provides a clear view of market sentiment
Identifies trend efficiency and extremes
Helps differentiate trending vs. ranging markets
Supports multiple trading timeframes and styles
Free and easy to install on MT4

Conclusion

The Kaufman Efficiency Ratio Indicator for MT4 is an effective tool for trend analysis and market sentiment. By showing oversold and overbought zones, it helps traders time entries and exits more accurately. It’s suitable for all trading experience levels and is free to download.