Essential file manager pro or file explorer pro is best smart app to show hidden files. Feel free to manage photo manager pro and file commander, it is easy to use pro file folder organizer with cloud storage file manage which is free android app.
Enjoy file manager for android which provide sd card manager for phone drive for all mediafire.

-File category - Browse files easily by category right from Moto File Manager’s home screen: picture, music, videos, archive, documents and recent files. It’s quick and easy to access files in each category.
-File operations - allows you to copy, move, rename, delete, compress and decompress ZIP files, create encrypted ZIP files and share files.
-Storage info - Easily see the location of each category file and the SD card usage.
-One key transfer - One click to transfer all picture, music and video files from the phone’s internal storage to the external SD card. Transferred files are stored in the FileBrowser folder in the external SD card.
-Remote Management - Conveniently browse files on the device from your computer with remote management.

-Features
★ Complete file system management
★ USB, SD Card ,and other external media
★ File manager has Smart folders that scan different type of media(Video,Music,Photos,Downloads)
★ File manager support to connect all mobile data to computer system
★ Manage all document files in device. supported file formats:doc,docx,rtf,and pdf.
★ Manage all music and picture file in storages.Supported file formats: jpg,jpeg,png,bmp
★ Hiding file facility
★ Manage all video files in device. supported file formats:mp4,avi,mov
★ Manage all compressed file in device.