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Hunter vs staffSign

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

APIHunterNEW—staffSignNEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
AuthapiKeyapiKey
CORSnono
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree tier — key may be requiredFree tier — API key required
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Hunter vs staffSign: common questions

Which is more reliable, Hunter or staffSign?

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

Both ask you to authenticate — Hunter uses an API key and staffSign 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 Hunter and staffSign from the browser?

Neither sends browser-friendly CORS headers reliably, so call Hunter and staffSign from a server or proxy rather than client-side. The CORS and HTTPS rows above show exactly what we detected for each.

Are Hunter and staffSign free for commercial use?

Hunter has unclear commercial terms, and staffSign 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.