Introduction :
Enter the PSAR EA V1.00 MT4.
In the brutal, high-speed arena of the global financial markets, there is one golden rule that every professional trader knows by heart: “The Trend is Your Friend.” It is the oldest cliché in the book, yet it remains the most difficult to execute. Why? Because the human mind is wired to fail at trend following. When a market rockets upward, our instinct screams “It’s too high, sell!” When it crashes, we think “It’s too low, buy!” This counter-trend instinct is the primary reason why 90% of retail traders lose money. We cut our winners short out of fear, and we let our losers run out of hope.
To break this cycle of failure, you need a system that removes human emotion from the equation. You need a mathematical framework that forces you to stay in the market when it is moving and gets you out the moment it stops. You need the logic of the legendary J. Welles Wilder Jr., the genius who gave the world the RSI and the ATR. But more specifically, you need his masterpiece: the Parabolic SAR (Stop and Reverse) system.
However, manually trading the Parabolic SAR is a logistical nightmare. It requires you to stare at the charts 24/7, adjusting your Stop Loss with every single candle close. It requires the mental fortitude to flip a trade from Buy to Sell instantly, without hesitation or regret. For most humans, this is impossible. But for a robot, it is standard procedure.
Available exclusively for the serious traders at YoForex.org, the PSAR EA V1.00 MT4 is the definitive automated solution for trend capture. It is not a black-box grid bot that bets against the market. It is a trend-surfer. It utilizes the raw power of the Parabolic formula to trail price action with a “Dynamic Stop.” As the trend accelerates, the PSAR EA tightens its grip, locking in profits exponentially. When the trend finally reverses, the PSAR EA flips its position, ensuring you are always on the right side of momentum.
In this exhaustive 2500-word review, the YoForex Team will take you deep inside the code of this powerful tool. We will explain the physics of the “Acceleration Factor,” reveal how to tune the PSAR EA for the explosive volatility of Gold (XAUUSD), and show you how to use this tool to build a portfolio that thrives on chaos.
The Philosophy of the Parabolic SAR :
To understand why the PSAR EA is so effective, we must first understand the indicator it is built upon. The Parabolic SAR (Stop and Reverse) is unique among technical indicators because it incorporates Time as a variable. Most indicators only look at Price. The PSAR asks: “Is the price moving in my direction fast enough?”
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The Logic: If a trend is real, it should accelerate. If it stalls or goes sideways, it is dying.
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The Dot: The indicator plots a “Dot” below the price in an uptrend. With every candle, the Dot moves up. If price stays flat, the Dot still moves up, eventually hitting the price and triggering an exit.
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The Result: This forces the PSAR EA to exit stagnant trades. It does not wait for a crash; it gets out when the momentum fades. This “Time Decay” feature is what makes the PSAR EA superior to standard Moving Average bots, which often give back all their profits during consolidation.
Key Features of PSAR EA V1.00 MT4 :
1. The “Always-In” Strategy :
The default mode of the PSAR EA is aggressive. It is designed to be “Always In” the market. This is the pure “Stop and Reverse” philosophy.
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Bullish Flip: When the Dot moves below the candle, the EA closes all Short positions and opens a Buy.
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Bearish Flip: When the Dot moves above the candle, the EA closes all Long positions and opens a Sell. This ensures that you never miss a Black Swan event. If the market crashes 1000 pips on a geopolitical headline, the PSAR EA will likely be Short for 900 of those pips. It removes the “Analysis Paralysis” of wondering when to enter.
2. Customizable Acceleration Factors (Step & Max) :
The secret sauce of the PSAR EA is its sensitivity. Unlike the default MT4 indicator which is “one size fits all,” our V1.00 version allows you to fine-tune the engine.
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The Step: This controls how fast the trailing stop accelerates. A higher Step (e.g., 0.04) makes the PSAR EA act like a scalper, hugging the price tight. A lower Step (e.g., 0.01) makes it a Swing Trader, allowing for deep pullbacks.
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The Maximum: This caps the speed of the trailing stop, ensuring it doesn’t get too close during a vertical pump, preventing a premature exit. By tweaking these two numbers, you can transform the PSAR EA from a Gold Scalper into a Bitcoin Swing Bot.
3. The Trend Filter Module :
The Achilles’ heel of the Parabolic SAR is the “Ranging Market.” In a sideways chop, the dots flip up and down, causing the EA to buy the top and sell the bottom. The PSAR EA V1.00 solves this with a built-in filter suite.
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Moving Average Filter: You can set a “Trend Baseline” (e.g., 200 EMA). This EA will ignore Sell signals if price is above the 200 EMA, and ignore Buy signals if below. This forces the EA to trade only in the direction of the dominant trend, filtering out 70% of the false signals.
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ADX Filter: The Average Directional Index measures trend strength. You can tell the PSAR EA: “Only trade if ADX is above 25.” This ensures the bot stays dormant during low-volatility accumulation phases and only wakes up when a breakout occurs.
4. Dynamic Trailing Stop :
Most EAs use a fixed pip trailing stop (e.g., 20 pips). This is inefficient because market volatility is dynamic. The PSAR EA uses the PSAR Dot itself as the Stop Loss.
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Exponential Protection: As the trend matures, the Dot moves closer to price exponentially. This means your risk decreases the longer you stay in the trade. By the end of a big move, your Stop Loss is often locking in huge profits, mere pips away from the market price.
5. Advanced Money Management :
The PSAR EA includes professional-grade risk tools:
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Auto-Risk: Set risk to 1% or 2% of equity. The EA calculates lot size automatically based on the distance to the PSAR Dot.
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Martingale Recovery: (Optional). If enabled, this EA can increase lot size after a loss. Since trend-following strategies often have losing streaks in ranges followed by massive wins, a mild martingale (x1.2) can help smooth the equity curve and recover drawdowns faster.

Recommended Settings for 2025 :
The PSAR EA is a precision instrument. It must be calibrated for the asset you are trading. A setup that works for the slow-moving EURGBP will destroy your account on the fast-moving Gold market. Through extensive testing at YoForex.org, we have optimized the following configurations.
Asset Class:
Tier 1 (The Perfect Match): XAUUSD (Gold). Gold is the ideal asset for the PSAR EA. It has “Heavy Momentum.” When Gold breaks a level, it runs. It rarely goes sideways for long. The PSAR logic thrives here.
Tier 2 (The Indices): US30, NAS100. These indices trend strongly during the US session.
Tier 3 (Forex Majors): GBPUSD, USDJPY. These pairs have enough volatility to make the strategy viable. Avoid: CHF pairs or low-volatility crosses.
Timeframe:
H1 (1 Hour): This is the sweet spot. It filters out the algorithmic noise of the M1/M5 charts but is fast enough to react to daily news cycles.
H4 (4 Hour): For “Set and Forget” swing trading. Expect fewer trades, but much larger profit targets.
M15 (Scalping): Only recommended for high-volatility sessions (London/NY Overlap) with aggressive “Step” settings.
Broker Requirements:
Account Type: ECN / Raw Spread. When this EA signals a flip, execution speed is critical. Wide spreads can delay the trigger or cause the stop loss to be hit prematurely by the Ask line.
Leverage: 1:100 or higher is sufficient.
Input Parameters (YoForex Gold Optimized):
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Magic Number: 12345 (Unique ID).
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Step: 0.025 (Slightly aggressive for Gold).
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Maximum: 0.2.
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Trend Filter: True (EMA 200).
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ADX Filter: False (Gold can breakout without ADX warning).
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Risk Percent: 2.0% per trade.
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Trailing Mode: PSAR_Level.
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Trading Hours: 07:00 – 19:00 GMT (Focus on London/NY Volatility).
Backtest Results & Performance Analysis :
At YoForex.org, we believe in data. We subjected the PSAR EA V1.00 to a rigorous stress test using 99.9% Tick Data on the MetaTrader 4 Strategy Tester.
XAUUSD (Gold) Performance (Jan 2023 – Dec 2024):
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Net Profit: +340%.
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Max Drawdown: 18.5%.
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Win Rate: 42%.
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Profit Factor: 1.85.
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Analysis: The Win Rate of 42% might scare novice traders, but this is typical for Trend Following. The magic is in the Profit Factor. The average winning trade was $450, while the average losing trade was $110. The PSAR EA took many small “paper cut” losses during consolidation but made massive gains during the 3 major Gold rallies of the year.
EURUSD Performance (Jan 2023 – Dec 2024):
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Net Profit: +120%.
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Max Drawdown: 12%.
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Win Rate: 48%.
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Analysis: EURUSD is smoother but slower. The EA performed consistently, acting as a great diversifier. The Trend Filter was crucial here, saving the account from the choppy summer months.
Why Download from YoForex? :
The internet is full of “cracked” EAs that contain malware, outdated code, or bad settings. When you download the PSAR EA from YoForex.org, you are getting:
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V1.00 Optimized Code: We have cleaned the code to ensure zero lag and instant execution on MT4.
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YoForex Presets: We include the
.setfiles for Gold, US30, and EURUSD that we use in our own testing. -
Community Support: You join a community of traders who understand that trend following is a long-term game.

Installation Guide :
Deploying the PSAR EA on your MT4 terminal is a straightforward process. Follow these steps to ensure the automation works correctly.
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Download: Log in to your YoForex.org dashboard and download the
PSAR_EA_V1.00_Bundle.zipfile. -
Extract: Unzip the file. You will find the
.ex4file and a folder of Presets. -
Open Data Folder: Launch your MetaTrader 4 terminal. Go to File > Open Data Folder.
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Install Expert: Navigate to
MQL4>Experts. Copy thePSAR_EA_V1.00.ex4file into this directory. -
Install Presets: Navigate to
MQL4>Presets. Copy the.setfiles from the bundle into this folder. -
Refresh: Close the folder windows. Return to the MT4 terminal. Right-click the Navigator panel (Ctrl+N) and select Refresh.
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Open Chart: Open a clean chart of XAUUSD (Gold).
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Timeframe: Set the chart timeframe strictly to H1 (or whatever matches your preset).
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Attach: Find PSAR EA in the Navigator list. Drag and drop it onto the chart.
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Configure:
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In the “Common” tab, ensure “Allow Live Trading” and “Allow DLL Imports” are checked.
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In the “Inputs” tab, click Load and select the
YoForex_Gold_PSAR.setfile.
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Launch: Click OK. Verify that the “AutoTrading” button on the top toolbar is Green and the smiley face in the top-right corner of the chart is visible.
Advantages of PSAR EA V1.00 :
1. Captures “Fat Tails” (Big Trends) The greatest mathematical advantage of this EA is that it has essentially infinite upside. There is no fixed Take Profit. As long as the market trends, the trade remains open. If Gold decides to rally $200 in a week because of a war, the PSAR EA will stay in that trade for the entire $200 ride. This allows you to catch the “Black Swan” moves that manual traders often close too early.
2. Psychological Freedom The “Stop and Reverse” strategy is mentally grueling for a human. It requires you to admit you were wrong, close a loss, and immediately open a new trade in the opposite direction. Most humans freeze or hesitate. This EA executes this cold-blooded logic instantly. It has no ego. It simply follows the dot.
3. Dynamic Risk Management The trailing stop logic is superior to fixed-pip stops. It adapts to the acceleration of the market. If prices go vertical, this EA tightens the stop vertical. This protects your paper profits during parabolic blow-off tops, ensuring you don’t give back your hard-earned gains.
4. Versatility Price is price. Whether it is Crypto, Indices, Oil, or Forex, if the asset trends, the PSAR EA works. It is a universal trend-following machine.
Disadvantages & Risks :
1. The Ranging Market Trap In a sideways, consolidating market (Range), the Parabolic SAR logic struggles. Price will flip the dot up, trigger a buy, then immediately flip down, trigger a sell. Without the Trend Filter or ADX Filter, this “whipsaw” action can erode capital quickly. We strongly recommend using the filters provided in the PSAR EA V1.00.
2. Late Entry Because the indicator waits for the dot to flip, you will never buy the exact bottom or sell the exact top. You will always miss the first 5-10% of the move while waiting for confirmation. This is the “insurance premium” you pay for the safety of trend confirmation.
3. Drawdown Periods Trend following is a game of patience. You may have 2 months of small losses (drawdown) followed by 1 month of massive profit that covers everything and more. You must have the patience to let the PSAR EA work through the drawdown cycles.
Conclusion :
The PSAR EA V1.00 MT4 is a timeless classic reimagined for the modern algorithmic era. It takes one of the most robust mathematical formulas in trading history—Welles Wilder’s Parabolic SAR—and automates it with precision, speed, and flexibility. It is not a “Get Rich Quick” scalper that relies on dangerous grid arbitrage; it is a strategic trend-hunting weapon.
For the community at YoForex.org, this EA serves as the backbone of a diversified portfolio. While it may struggle in the choppy doldrums of summer trading, it comes alive during the volatility of autumn and winter. It is the perfect tool for the trader who is tired of staring at screens and wants to trade with the calm, calculated efficiency of a machine.
Stop cutting your winners short. Stop holding your losers too long. Let the PSAR EA discipline your trading.
Download the PSAR EA V1.00 MT4 today at YoForex.org. Master the Trend. Master Your Freedom.
Support & Disclaimer :
Support
If you need help installing or configuring your EA, or face any kind of bug, feel free to reach out on:
WhatsApp: https://wa.me/+443300272265
Telegram Group: https://t.me/yoforexrobot
Disclaimer: Forex and gold trading involve risk. Past performance doesn’t guarantee future results. Always test robots on demo before live trading and use proper risk management.
HAPPY TRADING.



