mention - Media monitoring made easy with Mention. Create alerts on your name, brand, competitors and be informed in real-time of any mention on the web and social networks
FameBit - Easiest Way to Find, Hire, and Work with YouTube Influencers
Dovetale - Find and work with influencers using image recognition
TapInfluence - TapInfluence is a cloud-based software platform that automates the creation, management and measurement of influencer marketing programs.
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!
Ninja Outreach - Influencer Marketing & Outreach Software All in One. Get instant access to over 25 million bloggers & social media influencers without the hassle!