Android Permissions

All you ever wanted to know about Android permissions

android.permission.READ_CALENDAR

read calendar events plus confidential information
Allows the app to read all calendar events stored on your phone, including those of friends or co-workers. This may allow the app to share or save your calendar data, regardless of confidentiality or sensitivity.

Belongs to:

android.permission-group.PERSONAL_INFO

Your personal information
Direct access to information about you, stored in on your contact card.