Zer0 is a user friendly file deletion tool with a high level of security. It is a freeware file shredding application that's well-designed.
Here are some screenshots to illustrate the features and user interface of this application:
Minimal app which can securely delete items from drive, so as to prevent them from being retrieved by others. Screenshot of Zer0 - 1425px · 1052pxHassle-free installation and clean GUI. Screenshot of Zer0 - 1425px · 1052px