22
Google
4,620
Freeware
It is a useful calendar with many customizable features and a nice interface.
13
Google
615
Open source
The Google Data APIs is protocol for reading and writing data on the web.
1
Spectrum Software, Inc.
158
Shareware
Create different types of calendars using your own photo collection.
10
Google, Inc.
2,207
Freeware
Use Microsoft Outlook 2003, 2007, 2010, 2013 and 2016 with G Suite.
2
Opera widgets
765
Freeware
Google Calendar is an Opera widget that will manage your Google Calendar.
Kenneth
19
Open source
It allows you to sync your Domino calendar with Google Calendar.
EASY programs
53
Freeware
History Calendar Button is a handy calendar for Google Chrome.
Yellow River Arts Ltd.
4
Shareware
Software and expert help to copy any Palm Calendar to Google,Outlook,etc.
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.
4
PPP Infotech Ltd.
44
Shareware
A program to sync Outlook Calendar appointments with Google Calendar events.
28
AI calendar assistant that adds events to Google Calendar by forwarding emails.
ghinda.net
66
Freeware
Puts your Google Tasks to a right sidebar in Gmail, just like in Google Calendar.
CompanionLink Software, Inc.
Freeware
sync google calendar with outlook.
