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FingerprintJS Pro vs FullHunt

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

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

FingerprintJS Pro vs FullHunt: common questions

Which is more reliable, FingerprintJS Pro or FullHunt?

On our scheduled checks, FullHunt leads on measured uptime — FingerprintJS Pro at —% versus FullHunt 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 FingerprintJS Pro and FullHunt need an API key?

Both ask you to authenticate — FingerprintJS Pro uses an API key and FullHunt 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 FingerprintJS Pro and FullHunt from the browser?

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

Are FingerprintJS Pro and FullHunt free for commercial use?

FingerprintJS Pro has unclear commercial terms, and FullHunt 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.