Namedays Calendar vs Telegraph
Same instrument, two spec sheets — measured, not claimed.
Namedays Calendar vs Telegraph: common questions
Which is more reliable, Namedays Calendar or Telegraph?
On our scheduled checks, Telegraph leads on measured uptime — Namedays Calendar at 92.1% versus Telegraph at 100% 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, Namedays Calendar or Telegraph?
Telegraph has the lower median latency in our checks — Namedays Calendar responds in 536 ms versus Telegraph at 444 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 Namedays Calendar and Telegraph need an API key?
Namedays Calendar needs no key, while Telegraph requires a free API key. If you want to start calling without signup, reach for Namedays Calendar first.
Can I call Namedays Calendar and Telegraph from the browser?
Yes — both Namedays Calendar and Telegraph send CORS headers over HTTPS, so front-end code can fetch either directly with no backend proxy. That makes them easy to swap in a client-side app while you compare responses.
Are Namedays Calendar and Telegraph free for commercial use?
Namedays Calendar has unclear commercial terms, and Telegraph 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.