Free
The Percentage Price Oscillator (PPO) Indicator is a momentum oscillator for MT4 that uses two exponential moving averages (EMAs) to help traders identify the trend direction and generate buy/sell signals.

Key Features
- Two EMAs:
- Fast EMA (Blue Line) – reacts quickly to price changes.
- Slow EMA (Red Line) – slower, smoother Trend Confirmation.
- Signal EMA Line – complements the fast and slow EMAs to refine trade signals.
- Oscillator Behavior – moves around a zero line, similar to other momentum oscillators.
- Crossovers for Signals – primary trading signals come from the fast and slow EMA crossovers.
- Timeframe Flexibility – works on all timeframes but is most reliable on longer-term charts (H4, Daily, Weekly).
How to Trade With the PPO Indicator
Buy Signal
- Wait for the fast EMA (blue) to cross above the slow EMA (red).
- This signals bullish momentum, indicating a BUY/long entry.
- Traders can exit any short positions at this point.
Sell Signal
- Wait for the slow EMA (red) to cross above the fast EMA (blue).
- This signals bearish momentum, indicating a SELL/short entry.
- Traders can exit any long positions at this point.
⚠️ Note: In sideways markets, crossovers may give false signals. Combining PPO with Price Action or other indicators can improve accuracy.
Advantages
- Simple and easy to understand for beginners.
- Helps identify trend direction and momentum simultaneously.
- Works across multiple timeframes and trading instruments.
- Provides clear entry and exit signals using EMAs.
Conclusion
The Percentage Price Oscillator (PPO) Indicator for MT4 is a straightforward trend and momentum tool. By tracking EMA crossovers, it helps traders make informed buy and sell decisions. It’s flexible, effective, and free to download.