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IsItWater vs Metadapi Zip Code

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

APIIsItWaterDEAD0Metadapi Zip CodeDEAD0
Uptime · 30d
Uptime · 90d0.0%0.0%
Uptime · 30d0.0%0.0%
P50 · ms——
P95 · ms——
AuthapiKeyapiKey
CORSnono
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree tier — API key requiredFree tier — API key required
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

IsItWater vs Metadapi Zip Code: common questions

Which is more reliable, IsItWater or Metadapi Zip Code?

Both are neck-and-neck — IsItWater and Metadapi Zip Code each measure 0.0% uptime over 90 days on our probe schedule. Reliability here is verified from our own scheduled checks; use the 30-day bars above to see which has been steadier lately.

Do IsItWater and Metadapi Zip Code need an API key?

Both ask you to authenticate — IsItWater uses an API key and Metadapi Zip Code 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 IsItWater and Metadapi Zip Code from the browser?

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

Are IsItWater and Metadapi Zip Code free for commercial use?

IsItWater has unclear commercial terms, and Metadapi Zip Code 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.