Pros:
- works very well as pdf2text, doc2text utilities
- gets text from RTF, CHM, HTML files
- special console utilitiy included for use from the command line interface
- no installation is needed, just extract the tool and use it
- hotkeys are really comfortable
- 100% free

Cons:
- text got from HTML files is a bit unformatted (though JavaScript is bitten from it)
- .NET Framework 2.0 is required