HEATKEYS

Offers bookmark synchronization, search enhancement and web discovery based on sites bookmarked by users.

Easily find more sites like those you like. Similar Sites helps you find related sites and alternatives based on community recommendations and computer analysis.

SimilarWeb offers an improved method of navigating the internet as a complementary product that will assist users and improve their internet surfing experience by helping them find similar websites and related content.

Alexa provides information about websites including Top Sites, Internet Traffic Stats and Metrics, Related Links, Online Reviews Contact Information and Search Analytics for SEM and SEO optimization. The Alexa Toolbar is a browser add-on that shows d...

SemRush.com

WOT is a community-based, free safe surfing tool for browsers that provides website ratings & reviews to help web users as they search, surf & shop online.

Quantcast is a new breed of measurement service helping buyers and sellers quantify the characteristics of digital audiences against which they can activate addressable advertising solutions.

FREE SEO & PPC Keyword Research software tool, that unveil your competitors’ most profitable Ad copies & keywords. Learn from time-tested Ad campaigns.