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Calendar Overlay by Virto


Overlay SharePoint, Exchange and Meeting rooms calendars into a single color-coded view.

Virto’s Calendar is designed to overlay Exchange Online calendars with other Office 365 calendars as a single SharePoint calendar. You can combine events from both Outlook shared and private calendars.

Virto Calendar is empowered with the handy color-coding feature, which allows you to designate a specific color for each calendar and event type. Virto Calendar enables you to view SharePoint events in Day, Week, Month, Year and Task days/hours views.

Explore the Virto’s Calendar handy features:

  • SharePoint cross-site collection calendars and any custom list overlay
  • Exchange Online shared and personal calendars overlay
  • Exchange Meeting rooms overlay
  • Using Virto Calendar as App Part
  • Event color coding depending on a calendar source and event type
  • Available views: Day, Year, Month, Week, Work Week, Gantt Chart, and Overlaid
  • Timeline view (Task Days, Task Hours) to display task progress
  • Customizable New and Edit forms and tooltips
  • Creating, editing, and deleting events with a single mouse click
  • User license auto-assignment feature, extremely helpful for large companies
  • Read Only and View permissions inherited from source lists

Coming soon!

  • Color-coding categories for Exchange/Outlook calendars
  • Filtering events based on Category field value
  • Personal filters

Virto Calendar is free for 5 users – try it now!

For pricing info, please visit or email us at

The add-in documentation:

Check out 50+ great Virto’s SharePoint add-ins and web parts on