Teamup Calendar - Cloud-based calendaring using capability URL, application developed in Zurich, Switzerland.
Google Calendar - Spend less time managing your day & more time enjoying it
CalenGoo - Features | 1.0.175 for Android™
Kin Calendar - The simple and connected calendar
Jorte - Schedule books must be practical and has a good design.
OfficeCalendar - Share Microsoft Outlook calendar and contact folders