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Both calculators run independently — change the inputs on either side to compare results.

Purchasing Power Parity Calculator

Calculate the PPP-implied fair-value exchange rate between two currencies using inflation differentials over time. Use it when assessing whether a currency is overvalued or undervalued relative to economic fundamentals.

Baseline Exchange Rate

Domestic Inflation Rate (%)

Foreign Inflation Rate (%)

Time Horizon

Basket Weighting Factor

Fill in the required fields to see your result.

Currency Advanced

Currency Option Pricing Calculator

Price a call option on a currency pair using the Garman-Kohlhagen model. Essential for FX traders and treasurers valuing European-style currency options with foreign interest rate adjustments.

Current Spot Rate

Strike Price

Time to Expiration (days)

Domestic Risk-Free Rate (%)

Foreign Risk-Free Rate (%)

Implied Volatility (%)

Fill in the required fields to see your result.

Key differences

	Purchasing Power Parity Calculator	Currency Option Pricing Calculator
Category	Currency Advanced	Currency Advanced
Inputs required	5	6
Result	PPP Fair Value Rate	Option Premium ($)
What it does	Calculate the PPP-implied fair-value exchange rate between two currencies using inflation differentials over time. Use it when assessing whether a currency is overvalued or undervalued relative to economic fundamentals.	Price a call option on a currency pair using the Garman-Kohlhagen model. Essential for FX traders and treasurers valuing European-style currency options with foreign interest rate adjustments.