IBANforge vs Twelve Data

Same instrument, two spec sheets — measured, not claimed.

Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms
P95 · ms
AuthnoneapiKey
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tier200 requests/month with a free API key; /v1/demo and /health are keylessFree tier — API key required
Rate limitUnpublished (200/month free quota)Unpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

IBANforge vs Twelve Data: common questions

Which is more reliable, IBANforge or Twelve Data?

On our scheduled checks, Twelve Data leads on measured uptime — IBANforge at —% versus Twelve 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 IBANforge and Twelve Data need an API key?

IBANforge needs no key, while Twelve Data requires a free API key. If you want to start calling without signup, reach for IBANforge first.

Can I call IBANforge and Twelve Data from the browser?

Yes — both IBANforge and Twelve Data 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 IBANforge and Twelve Data free for commercial use?

IBANforge has unclear commercial terms, and Twelve 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.