As per a Meta support page via Apple Insider , the company is phasing out these dedicated desktop apps in favor of its unified and platform agnostic web app based experience. For users of the PC and Mac apps, a sixty day transition period will be allocated prior to a full service shutdown, though there no word on when this countdown will actually begin in earnest. The Facebook Messenger app listing itself has been pulled from the Apple Mac App Store, though users with the app already installed...
