Moz - Backed by industry-leading data and the largest community of SEOs on the planet, Moz builds tools that make inbound marketing easy.
SmartBribe - Get free traffic to your site (turn one visitor into three)
UpSeo - UpSeo is a best-in-class website traffic generator, allowing you to get more potential visitors to your website and enhance conversions.
Dibz - Put your link building efforts on autopilot
SEO PowerSuite - Get all SEO tools in one pack - download free edition of SEO PowerSuite and get top 10 rankings for your site on Google and other search engines!
Shortlist Metrics - A simple tool to help you scale your link building faster