Exchangerate.dev vs FinFeedAPI
Same instrument, two spec sheets — measured, not claimed.
Exchangerate.dev vs FinFeedAPI: common questions
Which is more reliable, Exchangerate.dev or FinFeedAPI?
On our scheduled checks, Exchangerate.dev leads on measured uptime — Exchangerate.dev at 71.6% versus FinFeedAPI at 0.0% 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 Exchangerate.dev and FinFeedAPI need an API key?
Exchangerate.dev needs no key, while FinFeedAPI requires a free API key. If you want to start calling without signup, reach for Exchangerate.dev first.
Can I call Exchangerate.dev and FinFeedAPI from the browser?
Yes — both Exchangerate.dev and FinFeedAPI 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 Exchangerate.dev and FinFeedAPI free for commercial use?
Exchangerate.dev has unclear commercial terms, and FinFeedAPI 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.