Emailvalidation vs Namedays Calendar
Same instrument, two spec sheets — measured, not claimed.
Emailvalidation vs Namedays Calendar: common questions
Which is more reliable, Emailvalidation or Namedays Calendar?
On our scheduled checks, Namedays Calendar leads on measured uptime — Emailvalidation at —% versus Namedays Calendar 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 Emailvalidation and Namedays Calendar need an API key?
Namedays Calendar needs no key, while Emailvalidation requires a free API key. If you want to start calling without signup, reach for Namedays Calendar first.
Can I call Emailvalidation and Namedays Calendar from the browser?
Yes — both Emailvalidation and Namedays Calendar 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 Emailvalidation and Namedays Calendar free for commercial use?
Emailvalidation 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.