"No File Recovery" - Overwrites empty hard drive space where previous files have been deleted. - Uses random numbers for overlaying your previously deleted data. - Helps makes deleted data unrecoverable, in case you sell, give away, or donate your pc. - Shows your current hard drive space and available space. - Once started, includes a stop button so you can stop at anytime. - Although you can use your pc while running this, it is recommended you do not as it will finish quicker by letting it have the resources. - Time to complete varies based on hard drive size and pc speed. - Simply click the "Begin" button to start. - Includes links to various other cleanup tips. - This software is free. - No animals were harmed during development of this software.