FX file manager is the best file explorer file tool for android device manager with powerful features: Copy cut paste rename compress transfer download …
File manager app is free really easy to use with file organizer by category: Images Music Movies Documents Apps...
With this app manager for Android you can easily manage your files and folders on device.
This is the solid explorer files app its so cool file manager android app that provides usage manager storage manager and a lot of releven features.

Manage your files (file explorer) like you do on your desktop or laptop using Multiple Select Cut/Copy/Paste Move Create Delete Rename Search Share Send Hide Create Shortcut and Bookmark;
* Application Manager – categorize uninstall backup and create shortcuts to your apps
* 3 sets of commercial icons for 80+ different file types toolbar and menu items
* Multiple resolutions support
* Support 25 languages
* List and grid view for file explorer
* Compress and decompress support
* Search and share files
* Multiple selection and various sorting support
* Thumbnail for photo video and apk files
* Support file shortcut on Home screen for easily access
* Basic features like cut copy delete compress extract etc. easily accessible
- Work on multiple tabs at same time
- Multiple themes with cool icons
- Navigation drawer for quick navigation
- App Manager to open backup or directly uninstall any app
- Quickly access history access bookmarks or search for any file
- Root explorer for advanced users
- and the list goes on...

Features:
- Browser files easily by category: documents and data images videos music applications downloaded and favorites.
- Manage all files and folders in local device storage files and folders in SD Card. Browse file system whole storage systems via the app
- Images: Manage image and picture files your storages. Preview: bmp gif jpg png...
- Audios: Manage music and sound related files. Audio formats: wav mp3 ogg es flac m4p wav wma...
- Sd card manager android tool: Tools for sd card manager like: usage volume copy cut paste move files & send to sd card
- File search: search for file & folder