💡 Pick it for a simple, well-documented exchange-rate API with a comparatively generous free tier.
ExchangeRate-API is a reliable currency exchange rate API that provides real-time and historical foreign exchange rates.
Starting from $9.99 per month
Best Currencyapi.com Alternatives ranked by AI · updated Aug 2026
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Currencyapi provides REST APIs for live, historical, and converted foreign-exchange rates. It is designed for developers building finance, ecommerce, accounting, and international pricing applications, with JSON responses and broad currency coverage.
Top 6 Currencyapi.com alternatives
💡 Choose it when you want a mature, widely integrated API with strong documentation and scalable plans.
Open Exchange Rates provides a simple, lightweight and portable JSON API with live and historical foreign exchange rates for more than 200...
Starting from $12.99/month
3
Fixer
Apilayer
💡 Pick it if you already use apilayer APIs or need a conventional FX API with historical endpoints.
Fixer is a currency exchange-rate API offering live rates, conversion, historical data, and time-series queries. It is built for developers who need...
Pros
- Well-known API with straightforward REST endpoints
- Provides live, historical, and time-series exchange-rate data
- Good documentation and common language-library integrations
Cons
- Free plan is substantially more restrictive than Freecurrencyapi
- HTTPS access and update frequency may depend on the paid tier
- Base-currency limitations can affect free-plan integrations
Freemium, paid plans from $14.99/mo
💡 Choose it for broad currency and crypto support at a potentially lower cost for moderate usage.
CurrencyFreaks provides APIs for live and historical foreign-exchange rates, currency conversion, and time-series data. It is aimed at developers building financial, travel,...
Pros
- Includes live, historical, and conversion endpoints
- Simple REST API with JSON responses
- Supports a broad selection of currencies and fiat-to-crypto use cases
Cons
- Free quota is typically smaller than Freecurrencyapi's allowance
- Less ecosystem recognition than ExchangeRate-API or Open Exchange Rates
- Update frequency depends heavily on the selected plan
Freemium, paid plans from $9.99/mo
5
Frankfurter
European Central Bank data community
💡 Pick it when you want a free, open-source API with no key and can accept ECB reference-rate updates.
Frankfurter is a free, open-source currency-conversion service built around European Central Bank reference rates. It is aimed at developers and technically minded...
Pros
- Free and open source, unlike most consumer finance services
- Provides a straightforward API for applications and automation
- Good for transparent reference-rate calculations
Cons
- Less polished for everyday mobile use than Valuta+
- Coverage and update frequency differ from commercial providers
- Not a money-transfer service or banking account
6
💡 Choose it for enterprise FX coverage, commercial support, and Xe's established foreign-exchange infrastructure.
Xe Currency Data API provides foreign-exchange rates and conversion data from the Xe network for commercial software and financial workflows. It is...
Pros
- Benefits from Xe's established currency and foreign-exchange infrastructure
- Suited to business integrations requiring commercial support
- Provides broad currency coverage and conversion capabilities
Cons
- Pricing is less transparent than Currencyapi's self-service plans
- Usually a poorer fit for hobbyists and small prototypes
- Integration and procurement can take longer than REST-first competitors
Custom pricing
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