Himalayas vs Namedays Calendar

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

Uptime · 30d
Uptime · 90d99.02%91.2%
Uptime · 30d98.3%85.0%
P50 · ms263480
P95 · ms37832749
Authnonenone
CORSnono
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree — limits not publishedFree — limits not published
Rate limitUnpublished60 req/window · 58 remaining
In directory since2026-07-052026-07-05
operationalpartialdownno data

Himalayas vs Namedays Calendar: common questions

Which is more reliable, Himalayas or Namedays Calendar?

On our scheduled checks, Himalayas leads on measured uptime — Himalayas at 99.02% versus Namedays Calendar at 91.2% over 90 days. These are our own probe results, not provider claims; the uptime bars above show the day-by-day record for both.

Which is faster, Himalayas or Namedays Calendar?

Himalayas has the lower median latency in our checks — Himalayas responds in 263 ms versus Namedays Calendar at 480 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 Himalayas and Namedays Calendar need an API key?

Neither needs a paid key — Himalayas is callable with no signup, and Namedays Calendar is callable with no signup. Both are quick to prototype with; rate limits still apply.

Can I call Himalayas and Namedays Calendar from the browser?

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

Are Himalayas and Namedays Calendar free for commercial use?

Himalayas has unclear commercial terms, and Namedays Calendar 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.