Do you want Answer your incoming call automatic then simple installs Hands Free "Auto Answer Call".
Auto Answer have some more option are there.
1) Auto answer Activate Loud Speaker automatic.
2)Auto Call Answer : Set Duration to Answer your call or accept your call after 5 or 10 or 15 or 25 or30 seconds, According Settings. and also option to Activate Loud Speaker Automatic after call answer.
3)An Option to set full screen caller ID. for this you can pic photo from gallery or default themes.
4)Option to Reject Call.

Caller ID Options:
* Enable/Disable Auto Answer incoming Calls.
* Who's Caller Name Announcer with Theme Caller ID.
* Caller Announcer to announce Caller Name.
* Disable/Enable Unknown Calls Announcer.
* Call Duration window after ending incoming calls.
* 20+ different types of Caller ID Themes.