Companies / OneCal / Sendinblue
Does OneCal use Sendinblue?
Yes
We hold strong evidence for this.
- The company names it in its own subprocessor list, a statement that this vendor handles its customers' data.
How we know
About OneCal
OneCal syncs Outlook, iCloud, and Google Calendars in real time and provides scheduling links and a unified calendar view. It serves individuals and teams who need to manage multiple calendars and avoid double bookings.
Summarized from its homepage on 11 Nov 2026.
What else OneCal uses
OneCal has evidence for 16 vendors. The strongest:
Other companies using Sendinblue
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- Every company and vendor, with its public source
- 100 API calls a month, plus MCP and the Chrome extension
- Work email only. No card, no sales call