One Click APK Installer & Backup is a free utility that allows you to install your Android apps conveniently. It does so by scanning your device for any APK files and then letting you install them without having to deal with any user interaction. This is made possible by the fact that this app doesn't need root access. It is also designed to make your life easier, as it allows you to save the progress of the installation in the form of a notification. This application will let you install your apps without any hassle, and it will save you a lot of time and effort.