Free tools

Trading calculators, free and private.

Size a position, check what a trade really earns after fees, and see the win rate a setup needs. Everything is calculated in your browser; nothing is sent or stored.

Position size

How much to buy so that hitting your stop loses only the share of your capital you chose.

Amount at risk
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Position size
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Position value
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Share of account
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Trade profit after fees

What a long or short trade earns once the exchange fee on both the entry and the exit is paid.

Gross result
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Fees paid
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Net result
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Net return
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Break-even move

How far price must move just to cover fees and slippage on a round trip. Scalping strategies live or die on this number.

Cost per round trip
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Move needed to break even
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Trading costs per month
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Trading costs per year
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Costs are shown as a share of the amount traded, assuming the full position is traded each time.

Risk / reward

The reward for each unit of risk, and the win rate the setup needs to break even before fees.

Risk
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Reward
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Risk / reward
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Win rate to break even
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These calculators are educational and do not take account of funding rates, taxes or your exchange's exact fee tiers. They are not financial advice.

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