Free Prop Trading Calculators
Prop firm rules vary from firm to firm and are often worded in confusing ways. These free calculators let you check three of the most common rules against your own numbers. No signup needed — type in your figures and the answer appears straight away.
Consistency Rule Calculator
Work out the consistency rule — the cap many firms place on how much any single day can contribute to your total profit.
Open →Drawdown Calculator
Turn daily loss and max drawdown percentages into dollars, and see how static vs trailing models differ.
Open →Position Size Calculator
Find a sensible position size (units/lots) from your balance, risk per trade, and stop-loss distance.
Open →Each tool is a general estimate based on standard formulas. Every firm defines these rules differently, so always confirm the current terms on the firm’s official page before signing up. This page is informational and is not investment advice.