What are some alternatives?
When comparing Files and Filemaster, you can also consider the following products
Double Commander - Double Commander is a cross-platform open source file manager with two panels side by side.
Filza File Manager - Explore files and folders with list view or grid view. View / edit files with powerful viewers.
Total Commander - A Shareware file manager for Windows® 95/98/ME/NT/2000/XP/Vista/7, and Windows® 3.1.
Files Board - Organize & manage your documents, photos and videos
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.
FileApp - FileApp is an iPhone and iPad File System and Document Viewer.