Solid Explorer - Solid Explorer is a powerful Android file manager featuring access to most popular cloud storages, root access and easy extensibility.
Jetpack - Jetpack offers SEO and security plugins for Wordpress.
Amaze File Manager - Free and open-source Android file manager with no ads.
WP User Manager - The most customizable profiles, community builder and membership WordPress plugin
Total Commander - A Shareware file manager for Windows® 95/98/ME/NT/2000/XP/Vista/7, and Windows® 3.1.
UpStream Plugin - UpStream Plugin is a free-to-use project management plugin that allows you to manage various types of projects right from your WordPress site.