Risk of Ruin Calculator

Professional-grade risk management platform with advanced calculations

Calculate risk using the gambler's ruin formula for fixed position sizing

Win Rate (%)

Your percentage of winning trades

Risk:Reward Ratio

Average win divided by average loss

Risk Per Trade (%)

Percentage of capital risked per trade

Number of Trades

How many trades do you expect to make?

Ruin Threshold (%)

What drawdown level do you consider "ruin"?