Live exchange rates from open.er-api.com.
These calculators use standard financial formulas (amortization, compound interest, marginal tax brackets) to estimate results based on the numbers you enter. They don't account for your full financial picture, and results shouldn't be treated as financial, tax, or investment advice. For decisions with real money on the line, check the numbers with a lender, accountant, or financial advisor who can see your complete situation.
Live rates from open.er-api.com, updated at least once daily. Multiplies your source amount by the source→target rate.
Bank and credit-card conversions typically differ by 1–3% from mid-market rates because of spreads and fees.
Mid-market rates are the reference point banks and card networks price against, but almost nobody actually transacts at that exact rate — knowing the mid-market figure just lets you see how much a given provider's spread is really costing you.
100 USD → EUR at a live mid-market rate around 0.875 gives roughly 87.55 EUR (exact figure updates with each request).
open.er-api.com aggregates from central bank sources, updated at least daily. Mid-market (interbank), not retail.
Banks add spread (1–3%) and sometimes flat foreign-transaction fees. Multi-currency neobanks often offer closer to mid-market.
No — updated on a delay. For trading use a broker's live feed. Good enough for planning.