Forex Swap / Rollover Calculator

Calculate the overnight swap fee or credit on any forex trade you hold past market close. Use your broker’s exact swap points for accuracy, or model theoretical swap from central bank interest rate differentials.

Your Inputs

Swap Points is the most accurate — check your trading platform’s symbol properties for the exact rate.
1 standard lot = 100,000 units.
Number of nights you plan to keep the position open.
Brokers triple the Wednesday swap to cover the weekend. Tick this if your hold spans a Wednesday.
In MT4/MT5: right-click symbol → Specification → Swap Long/Short. Negative = you pay; positive = you earn.

Results

Total Swap Charge -$3.32
Swap per Night -$3.32
Effective Days Held 1
Annual Cost Equivalent -$1,210
Negative swaps mean you pay interest for holding the position. Positive swaps mean you earn it.

Swap Cost Over Different Holding Periods

Holding Period Effective Days Total Swap Impact

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