Tools

Calculators for perpetual futures

Work out where a leveraged position would be liquidated, how large a position fits a stop-loss and the share of an account you set, and what funding adds up to over time. General formulas for USDT-margined perpetuals, explained step by step; for learning, not a recommendation to trade.

Liquidation price calculatorEntry, leverage, margin mode and maintenance margin in: the liquidation price and the room to it out, plus the position size a stop-loss allows.Open the calculator
Funding fee calculatorPosition size, funding rate and interval in: what a long or short pays or receives per settlement, per day and over the holding time.Open the calculator

Educational calculator with general formulas for linear, USDT-margined perpetual futures, without fees. Exchanges apply their own rules, and their figure is the one that counts. No investment advice.