Google Calendar Sync is described as 'allows you to sync events between Google Calendar and Microsoft Outlook Calendar. Youll be able to determine the direction of information flow, as well as the sync frequency' and is an app in the Backup & Sync category. There are seven alternatives to Google Calendar Sync for a variety of platforms, including Windows, Android, iPhone, Blackberry and iPad. The best alternative is Outlook4Gmail, which is free. Other great apps like Google Calendar Sync are Calendar Sync + (Free, Open Source), OggSync (Paid), VCOrganizer (Paid) and NuevaSync (Paid).
This utility synchronizes Outlook calendar and task list entries to a Google calendar, vice versa, and both ways. Create profiles to sync multiple calendars. Modify sync frequency, direction, and filters. Outlook 2007 to 2016 are supported.
VCOrganizer Pro for Android touch devices allows for secure storage of your important notes, tasks, contacts, and calendar events. VCOrganizer can sync your notes, tasks, events and categories with your MS Outlook client.
SYNCING.NET offers powerful Data and Outlook synchronization for individuals, professionals and businesses. By providing secure PC synchronization, integrated file and Outlook sharing, users can access all their data at any time and any place.