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Birthdays into Calendar / Birthdays into Calendar (Free) / Fix for Birthday Calendar
These apps request the GET_ACCOUNTS and READ_CONTACTS permissions to retrieve birthdays and other events from your contacts that are stored in Android's address book database. These are then used to provide events for your calendar app locally on your device. The events are created offline and never transmitted to online services or third-parties.
Calendar Import - Export (ics)
This app request the GET_ACCOUNTS permission to retrieve all accounts and account names that provide calendar events. This is done offline. Account information is never transmitted to online services or third-parties.
This app requests the GET_ACCOUNTS permission to provide a list of all calendar accounts inside the app. This is done offline. Account information is never transmitted to online services or third-parties.