Ultra Explorer Root Browser is a free utility that allows you to browse the root directory of your Android device. You can access all files and folders in the root directory and also view the contents of your SD card.

It's a powerful tool that lets you perform many functions that are not available on normal Android devices. It can also be used to back up your important data. It's very easy to use, and it's very easy to install.

You can download and install this app for free.