Exchangerate.host vs World Trading Data
Same instrument, two spec sheets — measured, not claimed.
Exchangerate.host vs World Trading Data: common questions
Which is more reliable, Exchangerate.host or World Trading Data?
On our scheduled checks, World Trading Data leads on measured uptime — Exchangerate.host at —% versus World Trading Data 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 Exchangerate.host and World Trading Data need an API key?
Exchangerate.host needs no key, while World Trading Data requires a free API key. If you want to start calling without signup, reach for Exchangerate.host first.
Can I call Exchangerate.host and World Trading Data from the browser?
Only Exchangerate.host is browser-friendly — it returns CORS headers over HTTPS. World Trading Data needs a server-side call or proxy, so factor that into which one fits a front-end project.
Are Exchangerate.host and World Trading Data free for commercial use?
Exchangerate.host has unclear commercial terms, and World Trading Data 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.