Manage Google Calendar through the MS Outlook interface.
Key Benefits
Manage Exchange and Google Calendars in only one program !!
Check free/busy availability of all Google Contacts who shared their information
See, Browse, Update, Email and invite your Google Contacts from MS Outlook
No synchronization needed
Real Time access
Easy installation
Supports MS Outlook 2007
KiGoo is free for non commercial use!!
KiGoo is an application running over Kayxo Insight technology that enables Google Calendar users to fully manage their main calendar through the MS Outlook interface.
KiGoo users are able in real time to create, read, update or delete appointments of their Google Calendar directly from MS Outlook.

KiGoo application uses low access MAPI protocol to natively manage all GCal appointments inside MS Outlook. Kayxo technology enables this capability acting as a bridge between any external API or database and MS Outlook.

Find out more @
http://www.getKiGoo.com