FastApi Simple Calculator vs Scrapfly

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

Uptime · 30d
Uptime · 90d96.1%99.02%
Uptime · 30d95.0%98.3%
P50 · ms3151015
P95 · ms7784809
AuthnoneapiKey
CORSnono
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

FastApi Simple Calculator vs Scrapfly: common questions

Which is more reliable, FastApi Simple Calculator or Scrapfly?

On our scheduled checks, Scrapfly leads on measured uptime — FastApi Simple Calculator at 96.1% versus Scrapfly at 99.02% 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, FastApi Simple Calculator or Scrapfly?

FastApi Simple Calculator has the lower median latency in our checks — FastApi Simple Calculator responds in 315 ms versus Scrapfly at 1015 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 FastApi Simple Calculator and Scrapfly need an API key?

FastApi Simple Calculator needs no key, while Scrapfly requires a free API key. If you want to start calling without signup, reach for FastApi Simple Calculator first.

Can I call FastApi Simple Calculator and Scrapfly from the browser?

Neither sends browser-friendly CORS headers reliably, so call FastApi Simple Calculator and Scrapfly from a server or proxy rather than client-side. The CORS and HTTPS rows above show exactly what we detected for each.

Are FastApi Simple Calculator and Scrapfly free for commercial use?

FastApi Simple Calculator has unclear commercial terms, and Scrapfly 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.