CoverScreen OS is more than a cover launcher, it simulates a secondary OS on your Samsung Galaxy Z Flip 3, Z Flip 4, Z Flip 5, Moto RAZR 40 +/Ultra, Vivo X Flip, OPPO Find N2 Flip, N3 Flip's cover screen. Superior than OEM offerings like Good Lock. * Cover Launcher / Any app Launcher / Drawer * Caller ID Screen for VoIP Apps (WhatsApp, Telegram, Line, Snapchat & several more Apps support in progress.) (For Z Flip series only, for now!) * Support for all third party Apps homescreen widgets * Qui