Unifier is a tool to convert a batch of plain text or HTML files in various characters set encoding to Unicode in UTF-16 or UTF-8 encoding. Features include auto-update of HTML character-set Meta Tag, converting HTML character and numeric entity to raw unicode character, converting between UTF-16 and UTF-8, config profile and command line mode. Command-Line operation (Unattended mode) is supported and Unifier can be used as a helper application to convert text files for other applications. The download is a fully functional evaluation version. Simple tutorials are included to demonstrate the features of Unifier.