| A4SAccountAuthenticatorActivity | AccountAuthenticatorActivity with built-in SDK Support |
| A4SActivity | LaunchActivity with built-in SDK Support |
| A4SExpandableListActivity | ExpandableListActivity with built-in SDK Support |
| A4SListActivity | ListActivity with built-in SDK Support |
| A4SNativeActivity | NativeActivity with built-in SDK Support |
| A4SPreferenceActivity | PreferenceActivity with built-in SDK Support |