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ReportForge vs Userstack

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

APIReportForgeNEW—UserstackNEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
AuthnoneapiKey
CORSnoyes
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

ReportForge vs Userstack: common questions

Which is more reliable, ReportForge or Userstack?

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

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

Can I call ReportForge and Userstack from the browser?

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

Are ReportForge and Userstack free for commercial use?

ReportForge has unclear commercial terms, and Userstack 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.