SpaceSniffer is a free, useful, and reliable software to scan files on your Windows PC. With this tool, you can get a clear idea about how files and folders are structured in the computer’s hard disk. In order to check disk space, this program uses a Treemap visualization layout, which gives you a color-based perception of where large-sized files and folders are located on the device. Since this disk cleaner is fast, it gives you a sense of clarity about the overall situation within seconds. With a single click, SpaceSniffer gives a detailed overview of the selected file, including size, file name, creation date, etc.