ForexFin

Calculators

Eight tools, no signup. Pick one.

Position Size

How many lots to trade so a stop-out costs only your planned risk.

Pip Value

What one pip is worth in your account currency, for any pair and lot size.

Margin

Capital required to open a position at a given leverage.

Swap / Rollover

Estimated overnight financing cost from interest-rate differential.

Risk : Reward

R-multiple, pips at risk, pips at reward — from entry, stop, and target.

Kelly Fraction

Mathematically optimal bet size from win rate and average win/loss.

Spread Cost

How much your broker's bid–ask spread really costs you per trade, day, and year.

Trade Plan Builder

One form, one plan: position size + R:R + Kelly check. Copy the summary or share via URL.