Are these the exact rates I’ll get?

They’re mid-market reference rates. Banks and cards add a spread, so your real rate will be slightly worse.

What formula does the Currency Converter use?

It calculates using amount_to = amount_from ÷ rate_from × rate_to (USD-based cross rate). The guide above walks through what each part means with a worked example.

How accurate is the Currency Converter?

Conversions use exact, internationally-defined factors, so the result is precise to the decimals shown.

Does the Currency Converter work in both directions?

Yes — enter a value in either unit and the Currency Converter converts instantly, so it works both ways.

Is this calculator free to use?

Yes — every GKCalculators calculator is 100% free with no sign-up required. Create a free account only if you want to save your calculation history across devices.

All calculations run instantly in your browser. Nothing is sent anywhere unless you tap ‘Explain my results’ (AI) or ‘Save’ while signed in.

Can I share my result?

Yes. Tap Share and we copy a link with your exact inputs baked in, so anyone who opens it sees the same result.

Currency Converter

Convert between 150+ world currencies using live daily exchange rates.

Compare

Amount

From

Rates updated: Thu, 17 Sep 2026 00:02:31 +0000

AdvertisementAd space

100 USDEUR

86.93

1 USD = 0.8693 EUR

Converted

86.93 EUR

Exchange rate

0.8693

AI Breakdown & Smart Takeaway

Plain-English insight on your numbers

Get a personalized explanation of what these results mean — and how to improve them.

AdvertisementAd space

How the Currency Converter works

The GKCalculators Currency Converter lets you instantly convert between 150+ world currencies using live daily exchange rates, making it essential for travelers, international shoppers, forex traders, and anyone sending or receiving money across borders.

We fetch live daily exchange rates and convert via a USD base so any pair of 150+ currencies works.

The rate updates timestamp tells you how fresh the data is.

Formula

amount_to = amount_from ÷ rate_from × rate_to  (USD-based cross rate)

Pro tips

Compare the mid-market rate here against your card’s rate to spot hidden fees.

Key terms

Exchange Rate: — The price of one currency expressed in terms of another, for example 1 USD = 0.92 EUR.
Mid-Market Rate: — The midpoint between the bid (buy) and ask (sell) prices in the interbank forex market, representing the fairest benchmark rate with no markup applied.
Forex (Foreign Exchange): — The global decentralized market where currencies are traded; it is the largest financial market in the world by daily volume, exceeding $7 trillion.
Base Currency: — The first currency in a currency pair (e.g., USD in USD/EUR) against which the exchange rate is quoted.
Quote Currency: — The second currency in a pair (e.g., EUR in USD/EUR) that shows how much of it is needed to buy one unit of the base currency.
Spread: — The difference between the buy and sell rate offered by a bank or broker, which represents their profit margin on a currency exchange transaction.