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Fixer vs Mboum API

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

APIFixerNEW—Mboum APINEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
AuthapiKeyapiKey
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree tier — API key requiredFree tier — API key required
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Fixer vs Mboum API: common questions

Which is more reliable, Fixer or Mboum API?

On our scheduled checks, Mboum API leads on measured uptime — Fixer at —% versus Mboum 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 Mboum API need an API key?

Both ask you to authenticate — Fixer uses an API key and Mboum 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 Mboum API from the browser?

Yes — both Fixer and Mboum 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 Mboum API free for commercial use?

Fixer has unclear commercial terms, and Mboum 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.