Bloggerwork is described as 'Connecting authoritative influencers with top brands. We're completely free to use for both Brands and Influencers'. There are five alternatives to Bloggerwork, not only websites but also apps for a variety of platforms, including SaaS, Chrome OS, Google Chrome and Mac. The best alternative is Buzzsumo, which is free. Other great sites and apps similar to Bloggerwork are Influence.co (Free), Social Animal (Freemium), ContentPro by Automata (Free) and Influence Hunter (Paid).
Influence Hunter is an Influencer Marketing platform designed for startups and small businesses. They specialize in finding micro-influencers who will post on behalf of brands in exchange for a free product or service.