Professional Trading Calculators

Free tools built by traders, for traders. No ads, no login, no BS. Just math.

12
Free Tools
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Calculations Run
Live
Position Size Calculator
Calculate exact position size based on account balance, risk %, entry, and stop loss. Includes leverage slider with liquidation warnings and exchange fee comparison.
Live
Liquidation Price Calculator
Calculate exact liquidation price for any crypto futures position. Cross and isolated margin. All major exchanges.
Live
Risk/Reward Ratio Calculator
Visualize your risk/reward ratio with entry, stop loss, and take profit. Shows required win rate to be profitable.
Live
Compound Profit Calculator
See how your account grows with compounding returns. Monte Carlo simulation with realistic drawdowns and growth milestones.
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Leverage Risk Simulator
See exactly how fast you blow up at different leverage levels. Interactive simulator showing account destruction.
Live
Win Rate & Expectancy Calculator
Input your trading history and find out if your strategy is actually profitable. Calculates win rate, expectancy, profit factor.
Live
Crypto DCA Calculator
Dollar cost averaging simulator. See how DCA performs vs lump sum across any time period with real historical data for BTC, ETH, and SOL.
Live
Break-Even Win Rate Calculator
What win rate do you NEED to be profitable given your average win and loss sizes? Includes exchange fees and visual profit zones.
Live
Funding Rate APY Calculator
Convert perpetual futures funding rates to annualized returns. See what you're paying or earning on perpetual swaps with detailed cost breakdowns.
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Kelly Criterion Calculator
Calculate optimal position size using Kelly Criterion. Includes full Kelly, half Kelly, and quarter Kelly recommendations with growth curve visualization.
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Maximum Drawdown Probability Calculator
Calculate the odds of hitting a losing streak at your win rate. Understand what's statistically normal vs what's broken.
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Exchange Fee Comparison Tool
Compare trading fees across Binance, Bybit, OKX, Bitget, HyperLiquid, and BYDFI. Calculate how much fees eat into your profits with annual cost projections.
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