Scrapfly vs SEO Score
Same instrument, two spec sheets — measured, not claimed.
Scrapfly vs SEO Score: common questions
Which is more reliable, Scrapfly or SEO Score?
On our scheduled checks, SEO Score leads on measured uptime — Scrapfly at —% versus SEO Score 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 Scrapfly and SEO Score need an API key?
Both ask you to authenticate — Scrapfly uses an API key and SEO Score 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 Scrapfly and SEO Score from the browser?
Neither sends browser-friendly CORS headers reliably, so call Scrapfly and SEO Score from a server or proxy rather than client-side. The CORS and HTTPS rows above show exactly what we detected for each.
Are Scrapfly and SEO Score free for commercial use?
Scrapfly has unclear commercial terms, and SEO Score 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.