Previously available only on select Android devices like Nexus S and Galaxy Nexus, you can now download the official Google Calendar app for Android from Google Play. Note that this app only works on devices running Android 4.0.3+ Ice Cream Sandwich or Jelly Bean.

Editions included:
Google Apps, Google Apps for Business, Government, and Education

For more information:
http://officialandroid.blogspot.com/2012/10/bringing-google-calendar-to-play-store.html
https://play.google.com/store/apps/details?id=com.google.android.calendar

whatsnew.googleapps.com
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