ProFind is described as 'provides fast and complete searches of any disk, beneath an elegant and extremely powerful interface' and is an app in the Office & Productivity category. There are six alternatives to ProFind for Mac and Windows. The best alternative is Everything, which is free. Other great apps like ProFind are Spotlight (Free), EasyFind (Free), HoudahSpot (Paid) and Find Any File (Paid).
HoudahSpot is an advanced file search tool for Mac. Use HoudahSpot to locate hard-to-find files and keep frequently used files within reach. HoudahSpot builds upon Spotlight, which comes preinstalled with OS X. It makes Spotlight both more powerful and easier to use.
Scherlokk is a lightning fast file search utility build for precise and reliable search of every file which meets the search criteria. Music, pictures, bookmarks, documents, etc can be found quickly and easily.