Release dates, publisher and developer information for this game listed by platform:

Macintosh

Distributed by
Valve Corporation
Country
Worldwide flag Worldwide
Release Date
Aug 20, 2011
Comments
Steam release
Distributed by
GOG Limited
Country
Worldwide flag Worldwide
Release Date
Jul 31, 2014
Comments
GOG.com release


Release dates and company information contributed by Kam1Kaz3NL77 (51748) and Sciere (485643)