The developer charged money for this app and then he completely ditched it and made a slightly different 2015 version to make a quick buck. In efforts to increase his profits, in the latest update, he has axed one of the selling features of this app in efforts to force you to purchase the 2015 version. Seems money is the only thing that matters nowadays to some developers.
PikachuNaked about ContactsXL Classic, v8.92