Parasite EA V1.1 MT5 – Free Precision Forex Robot

Introduction

When it comes to automated trading, finding a reliable, accurate, and free solution isn’t easy—most EAs come with hefty price tags or hidden subscription fees. That’s why Parasite EA V1.1 MT5 stands out: it’s a 100% free MT5 expert advisor designed for precision targeting and smart risk control, developed to help both beginners and experienced traders capitalize on consistent market opportunities. Unlike many “set-and-forget” robots that rely on over-optimized backtests, Parasite EA V1.1 MT5 uses real-time market structure analysis to adapt dynamically, seeking to parasite small inefficiencies across major and minor currency pairs for steady gains.

Built on an advanced algorithmic foundation, Parasite EA V1.1 MT5 monitors volatility patterns, trend strength, and key support & resistance zones—all without repainting or curve-fitting. The robot filters out noisy price action and trades only when clear entry signals emerge, targeting minor price dislocations with tight stop-losses and configurable lot sizing. Whether you run it on EUR/USD, GBP/JPY, or exotic crosses, the EA’s adaptive modules aim to mitigate risk during high-impact news events and capture momentum moves with minimal drawdown.

Even if you’re new to MetaTrader 5, installing Parasite EA V1.1 MT5 is straightforward. With step-by-step guidance and pre-configured .set files, you’ll have the EA humming on your charts in minutes. Plus, the EA supports all timeframes from M1 up to H4, so you can choose the style that suits your trading personality—scalping, intraday, or swing. No complicated indicator stacks, no manual pattern recognition: set the EA’s risk parameters, hit “AutoTrading on,” and let the Parasite EA algorithm go to work.

One of the most exciting aspects of Parasite EA V1.1 MT5 is its transparency. The developer provides both detailed backtest reports spanning five years of tick data and live-account performance snapshots. That means you can verify historical performance yourself and compare it to real-time results under identical broker conditions. Combined with built-in risk controls—such as max drawdown limits, equity-based trailing stops, and freeze-out timers during major news—you’re in full control of how aggressively the EA deploys capital.

Whether you’re running multiple EAs on a VPS or just experimenting on a demo account, Parasite EA V1.1 MT5 offers customizable settings for lot sizing, max orders, magic numbers, and more. The EA even supports a “session filter” so it only trades during your favorite market hours—Tokyo open for low-volatility range plays, London open for breakouts, or New York for liquidity surges. What’s more, it’s coded in pure MQL5 with minimal overhead, ensuring smooth operation even on older machines or crowded portfolios.

In this blog, we’ll dive deep into Parasite EA V1.1 MT5’s core functions, walk through its installation, highlight key features, and share real backtest and live-account evidence. By the end, you’ll know exactly how this free forex robot can become a steady performer in your trading arsenal.

What Is Parasite EA V1.1 MT5?

Parasite EA V1.1 MT5 is a MetaTrader 5 expert advisor that automatically identifies and trades transient market inefficiencies—“parasiting” tiny price gaps and volatility bursts for small, consistent profits. Developed iteratively over six months, version 1.1 introduces enhanced risk-management features and a refined entry engine to reduce false signals in choppy markets. It’s completely free to download and use, with lifetime updates provided directly on ForexFactory.cc.

How It Works

Parasite EA V1.1 MT5 operates on three core principles:

Market Structure Analysis
Continuously scans price action to detect shifts in trend and range conditions, using candle pattern recognition and dynamic support/resistance mapping.

Volatility Filtering
Measures true range and ATR across multiple timeframes to gauge market noise. The EA only triggers trades when volatility is within optimal bounds.

Adaptive Position Sizing
Calculates lot size based on account equity, max risk percentage, and real-time drawdown constraints, so it never overlevers even during streaks of consecutive wins.

These modules run in parallel so that Parasite EA takes only the highest-probability trades—minimizing whipsaws and preserving capital. No manual intervention is needed once you’ve set your risk preferences.

Key Features

• 100% free download on ForexFactory.cc
• Works on all major, minor, and exotic pairs
• Compatible with M1, M5, M15, M30, H1, H4 timeframes
• Adaptive equity-based lot sizing
• Built-in max drawdown and equity trailing stops
• Session filter: limit trading to Tokyo/London/New York opens
• No martingale, grid, or dangerous recovery algorithms
• Non-repainting entry signals
• Custom magic number support for multiple EA instances
• Minimal CPU usage (<1% on typical VPS)
• Lifetime updates & dedicated forum support

Backtest & Live Performance

In our independent backtests spanning January 2018 to December 2023 across EUR/USD on H1 charts, Parasite EA V1.1 MT5 achieved:

Net profit: +42,500 pips

Profit factor: 1.78

Max drawdown: 8.2%

Win rate: 63% across 1,250 trades

These tests used real tick data from multiple brokers to minimize slippage and spread bias. But backtests are only half the story: on a live account monitored by the YoForex team, the EA has maintained an average monthly return of 3.1% with a maximum drawdown of 7.5% as of April 2025. The alignment between backtest and live results underscores the EA’s robust design and genuine market-adaption capabilities.

Installation Guide

Download the EA: Get the Parasite EA V1.1 MT5 .ex5 file and recommended .set config from the official ForexFactory thread.

Copy to Experts Folder: Paste the .ex5 into your MT5 installation’s MQL5/Experts directory.

Restart MT5: Close and re-open MetaTrader 5 to refresh the Navigator list.

Attach to Chart: Drag “Parasite EA V1.1” onto your preferred symbol/timeframe.

Load Settings: Click the “Load” button in the EA inputs tab and select Parasite_V1.1.set.

Enable AutoTrading: Make sure “AutoTrading” is on, and the EA’s smiley face icon appears in the top right of the chart.

That’s it—you’re ready to trade.

Recommended Settings

While the default .set file is optimized for EUR/USD H1, you can tweak:

RiskPercent: 1–2% per trade

MaxOrders: 3 concurrent trades

StartHour/EndHour: 7–18 (London session)

StopLossATR: 2.5 (multiplier of ATR)

TakeProfitATR: 1.8

Experiment on a demo account and adjust to your broker’s spreads and execution speed.

Risk Management & Safety

Parasite EA V1.1 MT5 incorporates multiple safety nets:

Max Equity Drawdown: Stops trading if equity drops >10%

Daily Loss Limit: Halts trades after a 5% daily loss

News Filter: Optionally disable trading during high-impact NFP, CPI, or central bank events

Time-Based Freeze: Automatically pauses EA on weekends and low-liquidity periods

These measures help preserve capital and prevent runaway losses typical of unsupervised robots.

Why Choose Parasite EA?

Zero Cost: No subscription, hidden fees, or upgrade charges.

Transparent Performance: Full backtest logs plus real-account results.

Easy to Use: One-click install with pre-set configurations.

Constant Support: Active forum thread with direct replies from the developer.

Regular Updates: Version 1.1 introduces improved signal filters and enhanced ATR-based stops, with more tweaks planned.

If you’re tired of expensive, black-box robots, Parasite EA V1.1 MT5 gives you a free, open pathway to automated trading success.

⚡️Upgrade

Version 1.1 adds a dual-ATR stop management system and a refined trend-filter algorithm that cuts false signals by 25%. Users upgrading from V1.0 should load the new Parasite_V1.1.set to activate these improvements.