Mixdata, a great performing free file manager.
Check your important files offline as much as you want - anytime anywhere, on your iOS devices!!

Features:

*Viewer/ Player
- File viewing (Picture/PDF/Text etc.)
- Pinch in/Pinch out
- Child Lock
- Slideshow

*Management
- Secret to hide files that do not want to see
- Protect the important file that do not want to delete
- File sort (Date/File name/File size/File format)

*Useful
- Copy from Camera-roll/Export to Camera-roll
- Decompress Files (zip/rar)
- Change the Playback Speed
- Change the Viewing direcrions
- Dogear to clearly display the file which finally viewed