Just a heads up on "change your IP address" software, in general, since HotSpot Shield was discussed in other threads as a method of addressing Geoblocking where you cannot access a web site's contents because you live in the country that you do.
Anti-malware (anti-virus, et al) programs and web browsing shields, which block access to sites with known malware on them, are now being triggered to block HotSpot Shield and any of its competitors that I've looked at. In some cases, the entire site itself is blocked; in others, the download is blocked.
I am loathe to get into an argument about whether or not these programs are malware. I remember when antispyware first came out, the most popular free product disabled Windows Media Player, labeling it spyware.
If you want to read more, here is a typical antimalware company response:
http://sunbeltblog.blogspot.com/2010/05 ... hield.html