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IsItWater vs LatLng

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

APIIsItWaterNEW—LatLngNEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
AuthapiKeynone
CORSnoyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree tier — API key requiredFree — limits not published
Rate limitUnpublished60 req/window · 59 remaining
In directory since2026-07-052026-07-05
operationalpartialdownno data

IsItWater vs LatLng: common questions

Which is more reliable, IsItWater or LatLng?

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

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

Can I call IsItWater and LatLng from the browser?

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

Are IsItWater and LatLng free for commercial use?

IsItWater has unclear commercial terms, and LatLng 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.