What are some alternatives?
When comparing Agent Ransack and RecentX, you can also consider the following products
DocFetcher - DocFetcher is a portable German/English open source desktop search application.
Ditto - Easy to use interface; Search and paste previous copy entries; Keep multiple computer's clipboards in sync; Data is encrypted when sent over the network; Accessed from tray icon or global hot key; Select entry by double click, enter key or drag drop…
Everything - Everything. Locate files and folders by name instantly. Everything. Small installation file. Clean and simple user interface.
Locate32 - Locate32 is software which can be used to find files from your harddrives and other locations.
CopyQ - CopyQ : Clipboard Manager with Advanced Features.
AstroGrep - AstroGrep is A Microsoft Windows GUI File Searching (grep) utility.