4.0
4.0 may refer to:
- 4 (disambiguation)
- 4.0 (Mónica Naranjo album), a 2014 compilation album by Spanish recording singer-songwriter Mónica Naranjo
- LP Underground 4.0, a 2004 CD and digital download set by Linkin Park Underground
- Live Free or Die Hard, a 2007 American action thriller film (released as Die Hard 4.0 outside North America)
See also
- Industry 4.0
![Disambiguation icon](http://upload.wikimedia.org/wikipedia/en/thumb/5/5f/Disambig_gray.svg/30px-Disambig_gray.svg.png)
Topics referred to by the same term
This disambiguation page lists articles associated with the same number. If an internal link led you here, you may wish to change the link to point directly to the intended article.