IYF is an alternative way for you to Index and Search through all your files or folders on Local or Networked Drives IYF is a portable, cross-platform utility.This means that IYF can be installed on a Pendrive and you can index, import, export, save and search all the information you need running IYF from a pendrive ( IYF Windows, Linux or Mac ). You don’t have to install it, you can run it as-is