ScreenURL vs Shotstack
Same instrument, two spec sheets — measured, not claimed.
ScreenURL vs Shotstack: common questions
Which is more reliable, ScreenURL or Shotstack?
On our scheduled checks, Shotstack leads on measured uptime — ScreenURL 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 ScreenURL and Shotstack need an API key?
Both ask you to authenticate — ScreenURL uses an API key and Shotstack 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 ScreenURL and Shotstack from the browser?
Only Shotstack is browser-friendly — it returns CORS headers over HTTPS. ScreenURL needs a server-side call or proxy, so factor that into which one fits a front-end project.
Are ScreenURL and Shotstack free for commercial use?
ScreenURL 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.