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IBAN Validation API vs Stripe

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

APIIBAN Validation APINEW—StripeNEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
AuthnoneapiKey
CORSyesno
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree — limits not publishedFree tier — API key required
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

IBAN Validation API vs Stripe: common questions

Which is more reliable, IBAN Validation API or Stripe?

On our scheduled checks, Stripe leads on measured uptime — IBAN Validation API at —% versus Stripe 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 IBAN Validation API and Stripe need an API key?

IBAN Validation API needs no key, while Stripe requires a free API key. If you want to start calling without signup, reach for IBAN Validation API first.

Can I call IBAN Validation API and Stripe from the browser?

Only IBAN Validation API is browser-friendly — it returns CORS headers over HTTPS. Stripe needs a server-side call or proxy, so factor that into which one fits a front-end project.

Are IBAN Validation API and Stripe free for commercial use?

IBAN Validation API has unclear commercial terms, and Stripe 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.