Latest (2.6.3.1):
Notification settings fix
Previous:
New logo and branding
Support for Android 6.0
New setting to remove Android
contacts
Improved contact syncing
Usability improvements
Performance improvements
Past updates:
Added change password
Faster Login Feature introduced
Fixes for push notifications
Added permission for push notification
fixes
Removed background
1500 character count crash fix
Friendly device name/tag