Ex Explorer is a free file manager application for Android devices developed by appdev. It falls under the category of Utilities & Tools and offers a range of features for users to manage their files with ease. The name of the app is derived from the fact that it can show two file lists simultaneously, making it easier for users to copy and move files between them.

One of the most convenient features of this app is the ability to open the source folder and destination folder together. This means that users can easily navigate through their files and quickly move or copy them with just a few taps. Additionally, it has a quick image viewer that allows users to view images without the need for a separate application. Ex Explorer can also access external memory such as SD cards and USB memory, making it easy to manage files stored on these devices.

Overall, Ex Explorer is a useful and convenient file manager application for Android devices. It offers a range of features that make it easy to manage files and navigate through folders. Its ability to show two file lists simultaneously is particularly helpful for users who need to move or copy files between different folders.