TextCrawler is described by its author as
…TextCrawler enables you to instantly find and replace words and phrases across multiple files and folders..

TextCrawler is simple yet powerful. The first step in using it is choosing a filter for file extensions that are being searched, either from the choices presented or by typing one’s own. The [...]

FreeFileSync is described by its author as
…is an Open-Source folder comparison and synchronization tool. It is optimized for highest performance and usability without restricted or overloaded UI interfaces

FreeFileSync has a simple yet attractive, with well made icons, interface that synchronizes folders and compares files and folders. The options to compare are based on file [...]