22
Google
4,620
Freeware
It is a useful calendar with many customizable features and a nice interface.
1
Cookapp
66
Shareware
This is a calendar software with no bells and whistles.
3
VueSoft
201
Shareware
Manage all your events, appointments, tasks and other reminders.
6
Google Inc.
66
Freeware
Add a calendar to the side bar of Google Desktop Search.
Meridex Software Corp.
2
Freeware
Calgoo Calendar is a simple and easy to use calendar software.
13
Google
615
Open source
The Google Data APIs is protocol for reading and writing data on the web.
Compunac
Shareware
CompuCalendar is a simple-to-use personal calendar program.
1
SoftOrbits
330
Shareware
It is an easy to use user-friendly personal calendar of menstrual cycles.
2
Opera widgets
671
Freeware
Google Calendar is an Opera widget that will manage your Google Calendar.
2
Ankesh Dave & Akanksha Gaur
42
Open source
Calendar Sync + synchronizes Outlook calendar entries to a Google calendar.
58
Cookapp
139
Freeware
It is a free program that supports Google Calendar and Yahoo! calendar.
3
PPP Infotech Ltd.
359
Freeware
Sync Outlook Calendar appointments with Google Calendar events.
Kenneth
19
Open source
It allows you to sync your Domino calendar with Google Calendar.
4
PPP Infotech Ltd.
44
Shareware
A program to sync Outlook Calendar appointments with Google Calendar events.
EASY programs
53
Freeware
History Calendar Button is a handy calendar for Google Chrome.
ghinda.net
66
Freeware
Puts your Google Tasks to a right sidebar in Gmail, just like in Google Calendar.