Czech National Bank API alternatives

A collection of exchange rates. If it doesn't fit your project, here are the 10 best free Currency Exchange APIs to use instead in 2026, out of 26 in the directory.

For reference, Czech National Bank API: No API key needed · HTTPS.

1. 1

   Currency-api

   Online · 712 ms

   Free Currency Exchange Rates API with 150+ Currencies & No Rate Limits.

   • No API key needed
   • Callable from the browser (CORS)
   • HTTPS

   No authHTTPSCORS
2. 2

   Daleelak API

   Online · 512 ms

   Egyptian bank and dealer exchange rates, gold and silver prices.

   • No API key needed
   • Callable from the browser (CORS)
   • HTTPS

   No authHTTPSCORS
3. 3

   Fulusly API

   Online · 486 ms

   Exchange rates for 144 currencies with daily history back to the 1990s, English and Arabic.

   • No API key needed
   • Callable from the browser (CORS)
   • HTTPS

   No authHTTPSCORS
4. 4

   National Bank of Poland API

   Online · 492 ms

   A collection of currency exchange rates (data in XML and JSON).

   • No API key needed
   • Callable from the browser (CORS)
   • HTTPS

   No authHTTPSCORS
5. 5

   paralelo.bo API

   Online · 524 ms

   Bolivia parallel-market USD/BOB exchange rate, aggregated from P2P sources every 60s.

   • No API key needed
   • Callable from the browser (CORS)
   • HTTPS

   No authHTTPSCORS
6. 6

   Economia.Awesome API

   Online · 518 ms

   Portuguese free currency prices and conversion with no rate limits.

   • No API key needed
   • HTTPS

   No authHTTPSCORS ?
7. 7

   Frankfurter API

   Online · 1501 ms

   Exchange rates, currency conversion and time series.

   • No API key needed
   • Callable from the browser (CORS)
   • HTTPS

   No authHTTPSCORS
8. 8

   Bank of Russia API

   Online · 819 ms

   Exchange rates and currency conversion.

   • No API key needed
   • HTTPS

   No authHTTPSCORS ?
9. 9

   ExchangeRate-API

   Online · 247 ms

   Accurate & reliable Exchange Rates API trusted by tens of thousands of developers since 2010.

   • Fast: 247 ms response
   • Callable from the browser (CORS)
   • HTTPS

   apiKeyHTTPSCORS
10. 10

    Exchangerate.dev API

    Online · 1240 ms

    Live & historical FX, 168 pairs back to 1999, Frankfurter-compatible, free 10k/mo.

    • No API key needed
    • HTTPS

    No authHTTPSCORS ?

Czech National Bank API vs alternatives

Czech National Bank API compared with its alternatives

API	API key	HTTPS	CORS	Uptime	Response	Rating
Czech National Bank	No	Yes	Unknown	Up	482 ms	Not rated
Currency-api	No	Yes	Yes	Up	712 ms	Not rated
Daleelak	No	Yes	Yes	Up	512 ms	Not rated
Fulusly	No	Yes	Yes	Up	486 ms	Not rated
National Bank of Poland	No	Yes	Yes	Up	492 ms	Not rated
paralelo.bo	No	Yes	Yes	Up	524 ms	Not rated
Economia.Awesome	No	Yes	Unknown	Up	518 ms	Not rated
Frankfurter	No	Yes	Yes	Up	1501 ms	Not rated
Bank of Russia	No	Yes	Unknown	Up	819 ms	Not rated

See also: best Currency Exchange APIs · all Currency Exchange APIs