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Ayrshare vs Church Calendar

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

APIAyrshareNEW—Church CalendarNEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
AuthapiKeynone
CORSyesyes
HTTPSyesno
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree tier — API key requiredFree — limits not published
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Ayrshare vs Church Calendar: common questions

Which is more reliable, Ayrshare or Church Calendar?

On our scheduled checks, Church Calendar leads on measured uptime — Ayrshare at —% versus Church 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 Ayrshare and Church Calendar need an API key?

Church Calendar needs no key, while Ayrshare requires a free API key. If you want to start calling without signup, reach for Church Calendar first.

Can I call Ayrshare and Church Calendar from the browser?

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

Are Ayrshare and Church Calendar free for commercial use?

Ayrshare has unclear commercial terms, and Church 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.