Just in case people get worried over the comments and non-research of other 'expert opinions' this is the flip-side...
1) It's free (2 guys labour of love)
2) You are in IT but logically this may not contain any programs that could cause false positives at all...therefore must be a virus.
3) This has been doing the rounds for over 8 years - how many techies have not at least heard the name if not used it in some way.