A free file and disk search engine that searches folders recursively, capable of using multiple search phrases and filtering by file extensions, with both internal and external file viewers. It can import various file types and search all ASCII/text-based files.

Whether you're looking for specific phrases or need to filter your search according to file extensions, you can use as many search-phrases as you want within one search. Moreover, the program has an internal file viewer that lets you preview your results, but you can also specify an external file viewer or use the default Windows viewer.
Another great feature of Harddisk Search and Stats is its search-filter functionality, which enables you to import all file extensions from a folder recursively. This makes it easy to narrow down your search and find the exact files you need. What's more, the program doesn't require installation and doesn't use the Windows registry, making it a convenient and hassle-free option.
Finally, it's worth mentioning that Harddisk Search and Stats is able to search all ASCII/text-based file types, meaning that you can use it to search for a wide range of file formats. Overall, if you're in need of a reliable and efficient file and disk search engine, Harddisk Search and Stats is definitely worth checking out.
Version 1.0: Search multiple files and folders recursively or non-recursively, use as many search-phrases as you want within one search, filter search according to file extensions, use internal/external/default file viewer, import all file extensions from a folder
Version 2.2: copy search (all or a selection of) results to clipboard