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Trading calculators that
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Position Size Calculator

Calculate the exact number of shares, contracts, or units to trade based on your account balance, risk percentage, and stop loss distance.

Stocks, forex, futures, crypto Percentage or dollar risk Instant R-multiple output
Free

Risk/Reward Calculator

Calculate your risk/reward ratio, required win rate, and expected value from any trade setup. Know if a trade is worth taking before you enter.

R:R ratio calculation Breakeven win rate Expected value per trade
Free
New

Win Rate & Expectancy

Calculate your true expectancy per trade, minimum required win rate, and projected account growth from your current stats.

Expectancy calculation Break-even win rate Monthly P&L projection
Coming Soon

Pip Value Calculator

Calculate the exact pip value in your account currency for any forex pair, lot size, and leverage. Essential for accurate position sizing in FX.

All major & minor pairs Standard, mini, micro lots Any account currency
Coming Soon

Drawdown Recovery Calculator

See exactly how much gain you need to recover from any drawdown. Understand the compounding math behind account recovery.

Recovery % required Trades to recover Drawdown risk assessment
Coming Soon

Compound Growth Calculator

Project your account growth with consistent monthly returns. See the power of compounding on your trading returns over 1, 3, and 5 years.

Monthly & annual growth Compound effect curves Withdrawal scenarios

Why position sizing is the #1 skill in trading

Most traders spend hours finding the perfect entry but size their positions based on gut feel. This is the single biggest reason why technically skilled traders blow up accounts.

Proper position sizing means you survive the inevitable losing streaks, stay in the game long enough for your edge to play out, and protect capital for your best setups.

  • Risk no more than 1–2% of account per trade
  • Calculate size BEFORE entry, not after
  • Adjust for market volatility and liquidity
  • Scale down after drawdowns, never up

Understanding expectancy — the real measure of your edge

Win rate alone means nothing. A trader with a 40% win rate can be more profitable than one with 70% — if their average winner is large enough relative to their losers.

Expectancy = (Win Rate × Average Win) − (Loss Rate × Average Loss). A positive expectancy means your strategy has an edge. Knowing your number changes how you approach every trade.

  • Positive expectancy = tradeable edge
  • Low win rate + high R:R can outperform
  • Track expectancy monthly, not just win rate
  • Use the calculator to stress-test your stats
Go Further

Calculators tell you the number.
Tradexa tells you the why.

Our AI analyzes your trade history to find your actual edge — not just the math, but the specific setups, times, and conditions where you perform best.

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