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Strictly Better API vs Unusual Units Converter

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

APIStrictly Better APINEW—Unusual Units ConverterNEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
Authnonenone
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree — limits not publishedFree — limits not published
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Strictly Better API vs Unusual Units Converter: common questions

Which is more reliable, Strictly Better API or Unusual Units Converter?

On our scheduled checks, Unusual Units Converter leads on measured uptime — Strictly Better API at —% versus Unusual Units Converter 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 Strictly Better API and Unusual Units Converter need an API key?

Neither needs a paid key — Strictly Better API is callable with no signup, and Unusual Units Converter is callable with no signup. Both are quick to prototype with; rate limits still apply.

Can I call Strictly Better API and Unusual Units Converter from the browser?

Yes — both Strictly Better API and Unusual Units Converter 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 Strictly Better API and Unusual Units Converter free for commercial use?

Strictly Better API has unclear commercial terms, and Unusual Units Converter 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.