Sweet Outlook tool - FREE

Have you ever wondered who your #1 contact is according to number of emails sent and received across all your folders, including inbox and archive. Well, with Xobni, you can. Xobni - inbox spelled backwards - is a super add-on for MS Outlook that takes your email management and analytics to another level. Not only does it provide statistics on every contact by email (e.g., frequency of emails against time of day), but it also integrates with Facebook and LinkedIn to give you instant insight into your contacts' profiles. You can also see a comprehensive list of your contacts' network, all recent conversations and files exchanged - and there is more ... this is a good app.