What is App Manager Plus? It is an application manager for managing applications on different partitions for PS Vita. It lets you move your homebrew/games to different partitions. App Manager Plus is also a file manager that bundles a picture viewer and music player. It features FTP server functionality within the file manager.
App Manager Plus version 3 Changelog
■ You can move games/apps to and fro from/to ur0/ux0/uma0
■ Video export functionality got added
■ Some changes to where options are found were made
■ Lots of bug fixes
■ The updater got fixed (version 3.0.1)
How to install App Manager Plus?
Download the latest VPK file from this link and copy it to your Vita via USB/FTP. The install VPK via VitaShell.
Souces from github