Free Spam blocker which uses anonymous email. Absolutely genial!
881,856 
$ 720.00
SpamRats! IP Block List provider services, and RBL services. Stop all the Spam from IP's that aren't mail servers.
346,647 $ 14,580.00
ForaStat is a free tool which helps analyse websites and estimate valuation including such as Search Engine Reports, Traffic Reports, Social Engagement, Safety, Host Information, Domain WHOIS, Page Speed and much more.