One Calendar Alternatives

One Calendar

The most popular app to view all your calendars like Google, Live, Outlook, iCloud, Exchange, Office365, Facebook and more. OneCalendar integrates all your calendars into an easy-to-read overview. View and manage all your appointments, events and birthdays.

Best One Calendar Alternatives

When deciding on the best One Calendar alternative, consider these alternatives. Check out these other software with a similar interface and features as well.

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Free Freemium Open Source Commercial

Lightning Calendar

FreeOpen SourceMacWindowsLinuxThunderbirdSeaMonkey

Organize your schedule and events in a calendar fully integrated with Thunderbird or Seamonkey email. .

Features:

CardDAV
CalDAV
Task Management

One Calendar Reviews

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Lightning Calendar
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