Free Tools

Trading Calculators

Professional-grade calculators for prop firm traders. Calculate lot sizes, manage risk, and estimate profits.

Lot Size Calculator

Calculate the correct position size based on account risk.

Account Balance ($) Your total trading account balance

Risk Per Trade (%) Recommended: 0.5–2% for prop firms

Stop Loss (pips) Distance to your stop loss in pips

Currency Pair Type

Account Currency

ℹ️ For prop firm accounts, always stay within the daily drawdown limit. Never risk more than 1–2% per trade to survive drawdown periods.

Analyse your trading risk profile and expected outcomes.

Account Balance ($)

Risk Per Trade (%)

Risk:Reward Ratio e.g. 2 = 1:2 R:R

Win Rate (%)

Number of Trades

Daily DD Limit (%) Your prop firm's daily limit

Estimate your take-home profit from a funded account.

Account Size ($)

Profit Target (%) Monthly or challenge target

Profit Split (%)

Challenge Fee ($) One-time challenge cost

Months to Scale

Track how close you are to your prop firm's drawdown limits.

Starting Balance ($)

Current Balance ($)

Max Drawdown Limit (%)

Daily Drawdown Limit (%)