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eNanoMapper database vs Sheet2API

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

APIeNanoMapper databaseHEALTHY79Sheet2APIHEALTHY79
Uptime · 30d
Uptime · 90d99.02%99.02%
Uptime · 30d100%98.3%
P50 · ms16013070
P95 · ms33104902
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

eNanoMapper database vs Sheet2API: common questions

Which is more reliable, eNanoMapper database or Sheet2API?

Both are neck-and-neck — eNanoMapper database and Sheet2API each measure 99.02% 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.

Which is faster, eNanoMapper database or Sheet2API?

eNanoMapper database has the lower median latency in our checks — eNanoMapper database responds in 1601 ms versus Sheet2API at 3070 ms (P50). Tail latency (P95) is in the table above; for most workloads the median is the number that shapes how the API feels.

Do eNanoMapper database and Sheet2API need an API key?

eNanoMapper database needs no key, while Sheet2API requires a free API key. If you want to start calling without signup, reach for eNanoMapper database first.

Can I call eNanoMapper database and Sheet2API from the browser?

Only Sheet2API is browser-friendly — it returns CORS headers over HTTPS. eNanoMapper database needs a server-side call or proxy, so factor that into which one fits a front-end project.

Are eNanoMapper database and Sheet2API free for commercial use?

eNanoMapper database has unclear commercial terms, and Sheet2API 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.