Free Trading Tools

Forex Calculators

A set of free calculators built for funded traders. Size your positions, check your margin, and see what a losing run does to your account before it happens rather than after. No sign up, no limits, and every one of them works in your browser.
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Which Calculator Should I Use?

Common Questions

Calculator Questions Answered

Are these forex calculators free?

Yes. Every calculator on this page is free to use with no sign up, no account and no limit on how often you use them. They run in your browser, so nothing you type is submitted anywhere.

Do I need to be a City Traders Imperium trader to use them?

No. The calculators are generic and work with whatever numbers you enter, so they suit traders on any funded programme as well as anyone trading their own capital.

Which calculator should I use to pass a prop firm challenge?

Start with the Position Size Calculator to make sure no single trade is too large, then use the Challenge Drawdown Calculator to check that a realistic losing run would still leave you inside your daily and overall limits. Those two together prevent most avoidable challenge failures.

Do these calculators work for futures as well as forex?

The Challenge Drawdown Calculator does, and it includes the end of day trailing drawdown rule used by most futures prop firms. The pip and margin calculators are built around forex conventions, so they are best suited to currency pairs.

How accurate are the results?

The arithmetic is exact for the numbers you enter, but the results are only as realistic as your inputs. They are planning tools rather than predictions, and they do not account for slippage, commission or swap. Always check the official rules of the programme you trade before relying on any figure.

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