Wise vs exchangerate.dev: currency converter and forex rates

Wise helps people and businesses move money. exchangerate.dev helps developers read and use indicative currency and forex rates. The right choice depends on what you need to do.

Reviewed September 18, 2026

Which one fits your job?

exchangerate.dev

Use currency data in software

Fetch indicative exchange rates, convert an amount, or build a historical series. Every API response gives you rate context.

Explore the API

Wise

Convert or send real money

Check a transfer quote, hold balances, or move funds. Wise shows a rate and fee for the transaction.

Visit Wise

Currency conversion and forex API access

These products overlap on rate lookup, but solve different problems.

Capability	exchangerate.dev	Wise
Main use	Indicative currency rates, conversion, historical data, and developer access.	Holding, converting, and sending money, with a public rate checker.
Currency converter	Shows an indicative rate for information; no money changes hands.	Shows a mid-market rate and the fee for a Wise transfer or account conversion.
Developer API	Dedicated exchange-rate API with a free self-serve key and MCP access.	Wise Platform includes current and historical rate endpoints within its payments API.
API access	Free tier available without a credit card.	Partner credentials are issued during onboarding; eligible business accounts have limited personal-token access.
Rate context	Responses include a timestamp, source, and market_session; rates are indicative.	The rate API returns the pair, rate, and timestamp; transfer pricing also depends on Wise fees.

Sources and scope

Wise's public currency converter is available to anyone. Its Platform API is a separate developer product with access tied to a partner or eligible business account. An indicative rate from exchangerate.dev is not a Wise transfer quote or a promise of the rate you'll receive when moving money.

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