CalDAV-Sync

CalDAV-Sync is a CalDAV client for Android to synchronize events and tasks. Due to its implementation as sync adapter it integrates seamlessly with the native calendar app and widgets. Also check out CardDAV-Sync. To get task support, please install this task app. Since version 0. 4 CalDAV-Sync supports read-only sync of webcal ics feeds (via http & https).