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Poof vs Screenshotlayer

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

APIPoofNEW—ScreenshotlayerNEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
AuthapiKeynone
CORSyesno
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree tier — API key requiredFree — limits not published
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Poof vs Screenshotlayer: common questions

Which is more reliable, Poof or Screenshotlayer?

On our scheduled checks, Screenshotlayer leads on measured uptime — Poof at —% versus Screenshotlayer 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 Poof and Screenshotlayer need an API key?

Screenshotlayer needs no key, while Poof requires a free API key. If you want to start calling without signup, reach for Screenshotlayer first.

Can I call Poof and Screenshotlayer from the browser?

Only Poof is browser-friendly — it returns CORS headers over HTTPS. Screenshotlayer needs a server-side call or proxy, so factor that into which one fits a front-end project.

Are Poof and Screenshotlayer free for commercial use?

Poof has unclear commercial terms, and Screenshotlayer 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.