R3C0ver is a new tool released by a developer with a short name laTerreur25. It is basically a jailbreak remover or removal tool for iOS 11, iOS 11.4, iOS 12 and iOS 12.1 unc0ver untethered jailbreak.
The wait is finally over as the most awaited Cydia jailbreak tweak, AppSync Unified, has been updated to support iOS 11.3.1 and iOS 11.4 Electra 1131 Jailbreak compatible iPhone and iPad. AppSync Unified is popular and perhaps notorious for its capabilities. With AppSync, users can downgrade or clone installed apps, download download fake signed IPAs