Social Status - Automate your social media reporting
SimilarWeb - SimilarWeb.com is a website analysis tool that gives you analytics information for any website.
Vaizle - Vaizle is a marketing analytics suite that brings all your ads & social media data into one actionable dashboard. Try Vaizle's free tools for social media, ads, and competitive analysis, alongside Google Sheets and MS Excel connectors.
Website Informer - Website.informer: complete data lookup & free aggregated report on any domain including whois, visitors, IP & DNS details, competitors, owners, etc
BuzzSumo - BuzzSumo allows you to discover the most shared links and key influencers for any topic. It's free to use and you can run a search in seconds!
Site Rank Data - View historical rank information of websites via time series charts.