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NetworkCalc vs Shotstack

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

APINetworkCalcNEW—ShotstackNEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
AuthnoneapiKey
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree public API, no keyFree tier — API key required
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

NetworkCalc vs Shotstack: common questions

Which is more reliable, NetworkCalc or Shotstack?

On our scheduled checks, Shotstack leads on measured uptime — NetworkCalc at —% versus Shotstack 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 NetworkCalc and Shotstack need an API key?

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

Can I call NetworkCalc and Shotstack from the browser?

Yes — both NetworkCalc and Shotstack 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 NetworkCalc and Shotstack free for commercial use?

NetworkCalc has unclear commercial terms, and Shotstack 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.