Fixer vs RBA Exchange Rates API
Same instrument, two spec sheets — measured, not claimed.
Fixer vs RBA Exchange Rates API: common questions
Which is more reliable, Fixer or RBA Exchange Rates API?
On our scheduled checks, RBA Exchange Rates API leads on measured uptime — Fixer at —% versus RBA Exchange Rates API at —% over 90 days. These are our own probe results, not provider claims; the uptime bars above show the day-by-day record for both.
Do Fixer and RBA Exchange Rates API need an API key?
Both ask you to authenticate — Fixer uses an API key and RBA Exchange Rates API uses an API key. Each key is free to obtain; the Auth and Card-required rows above spell out the signup terms.
Can I call Fixer and RBA Exchange Rates API from the browser?
Yes — both Fixer and RBA Exchange Rates API send CORS headers over HTTPS, so front-end code can fetch either directly with no backend proxy. That makes them easy to swap in a client-side app while you compare responses.
Are Fixer and RBA Exchange Rates API free for commercial use?
Fixer has unclear commercial terms, and RBA Exchange Rates API has unclear commercial terms. We track service terms and the data license as separate fields — see the Commercial use and Data license rows above, and confirm both before shipping either in a paid product.