ReqRes vs ScreenURL
Same instrument, two spec sheets — measured, not claimed.
ReqRes vs ScreenURL: common questions
Which is more reliable, ReqRes or ScreenURL?
On our scheduled checks, ScreenURL leads on measured uptime — ReqRes at —% versus ScreenURL 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 ReqRes and ScreenURL need an API key?
ReqRes needs no key, while ScreenURL requires a free API key. If you want to start calling without signup, reach for ReqRes first.
Can I call ReqRes and ScreenURL from the browser?
Neither sends browser-friendly CORS headers reliably, so call ReqRes and ScreenURL from a server or proxy rather than client-side. The CORS and HTTPS rows above show exactly what we detected for each.
Are ReqRes and ScreenURL free for commercial use?
ReqRes has unclear commercial terms, and ScreenURL 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.