What are some alternatives?
When comparing FileApp and Double Commander, you can also consider the following products
Documents by Readdle - A central hub for all your files.
Total Commander - A Shareware file manager for Windows® 95/98/ME/NT/2000/XP/Vista/7, and Windows® 3.1.
iFile - If you need a new file manager for your device, iFile might be the answer you seek.
FreeCommander - FreeCommander is an easy-to-use alternative to the standard windows file manager. The program helps you with daily work in Windows. Here you can find all the necessary functions to manage your data stock.
GoodReader - With GoodReader on your iPhone, iPod Touch or iPad, you can read virtually anything, anywhere.
Midnight Commander - GNU Midnight Commander is a visual file manager, licensed under GNU General Public License and...