1. A method for completing an incomplete call made by a calling party to a called party, comprising: providing a call completion application executable by at least one processor on a calling party device; detecting said incomplete call made by said calling party to said called party, by said call completion application on said calling party device; determining one or more of a plurality of call completion actions to be performed by said call completion application on said calling party device to complete said detected incomplete call; and triggering execution of said determined one or more of said call completion actions by said call completion application on said calling party device based on one or more of action execution criteria for said completion of said detected incomplete call.