a simple launcher by Costas Demertzis without ads no settings and its grayscaled.
please see the screeshots.

-press time to show installed apps
-shortcuts for Phone System Settings Web Browser Camera
-long press SettingsIcon to restart Life Launcher(ex. if you install new apps/remove an app)
-long press Protected to lock/unnlock launcher
-press on else area to open SC-OS app(for spy camera must be installed)
-long press on else area to change wallpaper