HootSuite - Enhance your social media management with Hootsuite, the leading social media dashboard. Manage multiple networks and profiles and measure your campaign results.

Narrow - Narrow helps you build a targeted audience and increase your influence on twitter.

SproutSocial - Sprout Social is a social media management tool created to help businesses find new customers & grow their social media presence. Try it for free.

Follow3rs - Follow3rs enables you to add more followers to your Twitter account and become prominent in no time at all.

Zoho Social - Social media management software for growing businesses and agencies. Manage multiple social networks, schedule unlimited posts, monitor keywords, and collaborate with your team — all from a single dashboard.

Followerion - Followerion is the most trusted site regarding how to get more followers on twitter.