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Risk Management Calculators — Forex

Position sizing and account protection: maximum lot size, drawdown, margin calls, the Kelly criterion, correlation risk, and account growth. Size the position from risk per trade first; the Kelly figure is a theoretical ceiling that most traders deliberately fraction down.

All Risk Management Calculators

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Account Growth Calculator

Project your trading account growth over time given win rate, RR ratio, and risk per trade.

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Correlation Risk Calculator

Calculate portfolio correlation risk when trading multiple currency pairs simultaneously.

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Drawdown Calculator

Calculate drawdown with inputs, formulas, and instant results.

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Kelly Criterion Calculator

Calculate kelly criterion with inputs, formulas, and instant results.

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Margin Call Calculator

Calculate margin call with inputs, formulas, and instant results.

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Max Lot Size Calculator

Calculate max lot size with inputs, formulas, and instant results.

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Maximum Adverse Excursion Calculator

Analyze MAE to optimize stop loss placement based on historical trade data.

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Maximum Favorable Excursion Calculator

Analyze MFE to optimize take profit placement based on historical trade data.

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Position Size Calculator

Calculate position size with inputs, formulas, and instant results.

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Recovery Factor Calculator

Calculate how many winning trades you need to recover from a drawdown at your current win rate.

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Risk of Ruin Calculator

Calculate risk of ruin with inputs, formulas, and instant results.

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Risk Reward Ratio Calculator

Calculate risk reward ratio with inputs, formulas, and instant results.

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Stop Loss Calculator

Calculate stop loss with inputs, formulas, and instant results.

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Take Profit Calculator

Calculate take profit with inputs, formulas, and instant results.

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Volatility Position Size Calculator

Calculate position size adjusted for current market volatility using ATR or standard deviation.

About Risk Management Calculators

Position sizing and account protection: maximum lot size, drawdown, margin calls, the Kelly criterion, correlation risk, and account growth. Size the position from risk per trade first; the Kelly figure is a theoretical ceiling that most traders deliberately fraction down.

Whether you need to solve a one-time problem or verify your own calculations, these free tools cover the most common risk management scenarios. All results are computed in your browser — no data is sent to any server.

What You Can Calculate

This section includes 15 tools: Account Growth Calculator, Correlation Risk Calculator, Drawdown Calculator, Kelly Criterion Calculator, Margin Call Calculator, Max Lot Size Calculator, Maximum Adverse Excursion Calculator, Maximum Favorable Excursion Calculator, and 7 more. Each calculator is free to use with no signup required.