Church Calendar vs Disify
Same instrument, two spec sheets — measured, not claimed.
Church Calendar vs Disify: common questions
Which is more reliable, Church Calendar or Disify?
On our scheduled checks, Church Calendar leads on measured uptime — Church Calendar at 100% versus Disify at 42.2% 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, Church Calendar or Disify?
Church Calendar has the lower median latency in our checks — Church Calendar responds in 848 ms versus Disify at 1075 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 Church Calendar and Disify need an API key?
Neither needs a paid key — Church Calendar is callable with no signup, and Disify is callable with no signup. Both are quick to prototype with; rate limits still apply.
Can I call Church Calendar and Disify from the browser?
Neither sends browser-friendly CORS headers reliably, so call Church Calendar and Disify from a server or proxy rather than client-side. The CORS and HTTPS rows above show exactly what we detected for each.
Are Church Calendar and Disify free for commercial use?
Church Calendar has unclear commercial terms, and Disify 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.