Harpoon EA is a free, fully automated Expert Advisor for MetaTrader 4, built around a pin bar reversal strategy. It protects every position with a fixed Stop Loss and Take Profit.
Recommended setup:
- Platform: MetaTrader 4 (MT4)
- Strategy: Pin bar reversal
- Best pair: major FX pairs and Gold
- Timeframe: M15 to H1
- Account type: ECN / Raw spread
- Price: FREE download
Harpoon detects pin bars where the tail is at least three times the body and trades the reversal, a pure price-action setup.
Download Harpoon EA for free below. The package includes the ready-to-run .ex4 plus the full MQL4 source code so you can study or customize it.
Updated in June 2026
Harpoon EA
Free Download - .zip file
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