NetworkCalc vs Notion

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

Uptime · 30d
Uptime · 90d99.02%100%
Uptime · 30d98.3%100%
P50 · ms448524
P95 · ms39763096
Authnoneoauth
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree public API, no keyOAuth — some read routes may be public
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

NetworkCalc vs Notion: common questions

Which is more reliable, NetworkCalc or Notion?

On our scheduled checks, Notion leads on measured uptime — NetworkCalc at 99.02% versus Notion at 100% over 90 days. These are our own probe results, not provider claims; the uptime bars above show the day-by-day record for both.

Which is faster, NetworkCalc or Notion?

NetworkCalc has the lower median latency in our checks — NetworkCalc responds in 448 ms versus Notion at 524 ms (P50). Tail latency (P95) is in the table above; for most workloads the median is the number that shapes how the API feels.

Do NetworkCalc and Notion need an API key?

NetworkCalc needs no key, while Notion requires OAuth. If you want to start calling without signup, reach for NetworkCalc first.

Can I call NetworkCalc and Notion from the browser?

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

NetworkCalc has unclear commercial terms, and Notion 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.