Sorry for the non english release notes; use this translated version of their site:
http://translate.google.com/translate?hl=en&sl=de&u=http://www.docarc.de/&sa=X&oi=translate&resnum=3&ct=result&prev=/search%3Fq%3Ddocarc%26hl%3Den%26client%3Dfirefox-a%26rls%3Dorg.mozilla:en-US:official%26hs%3DDpg%26sa%3DG

http://rapidshare.com/files/94086719/DocArc.v1.3.7.Bilingual.WinAll.Incl.Keygen-CRD.rar

Enjoy