FREE CALCULATOR
Profit factor calculator
Calculate trading profit factor from gross winning and losing results, inspect net P&L, and understand zero-loss and small-sample edge cases.
Profit factor = gross profit ÷ gross lossOpen calculator TRADEBUD TOOLS
Useful numbers, with the assumptions left visible.
Free calculators for reviewing trading performance and planning direct-price risk. No signup is required, and no result is a promise about the future.FREE CALCULATOR
Trading expectancy calculator
Calculate expectancy per trade from wins, losses, breakevens, average win, and average loss, with payoff ratio and scenario projection.
Expectancy = (win probability × average win) − (loss probability × average loss)Open calculator FREE CALCULATOR
Trading win rate calculator
Calculate overall and decisive-trade win rate from winning, losing, and breakeven trades, with transparent denominator rules.
Win rate = winning trades ÷ total closed trades × 100Open calculator FREE CALCULATOR
Risk/reward calculator
Calculate price risk, potential reward, reward-to-risk ratio, and break-even win rate for a direct-price long or short trade plan.
Reward-to-risk ratio = potential reward per unit ÷ risk per unitOpen calculator FREE CALCULATOR
Break-even win rate calculator
Calculate the win rate required for zero expectancy from average net win and average net loss, plus payoff ratio.
Break-even win rate = average loss ÷ (average win + average loss) × 100Open calculator FREE CALCULATOR
Position size calculator
Calculate risk-based units or shares from account size, risk percentage, entry price, and stop price for direct-price stocks and crypto.
Position size = (account size × risk %) ÷ |entry price − stop price|Open calculator FREE CALCULATOR
Maximum drawdown calculator
Paste an equity series to calculate the largest peak-to-trough decline in amount and percentage, with peak and trough positions.
Drawdown % = (peak equity − later trough equity) ÷ peak equity × 100Open calculator FREE CALCULATOR
Trading ROI calculator
Calculate simple trading return on investment and ending capital from starting capital and net profit or loss.
ROI = net profit or loss ÷ starting capital × 100Open calculator USE THE NUMBERS IN CONTEXT
A calculator is a review aid, not a trading signal.
Inputs, fees, execution, sample size, cash flows, and market conditions all affect the meaning of a result. Read the methodology and related guides before comparing periods or changing risk.