These systems work and my clients have used them to gain followers to reach a more diverse social media market. For example, When @Jacrip referred me the twitter auto app, I used the product during a trial phase and to my expectation it worked.
Another colleague from from an Atlanta based Public Relations Firm recommended another system and it worked. That's confirmation in my book.
People if you're serious about driving traffic to your social media pages, online shops, websites, and apps you have to take this seriously and know that more visit can equate to more online product sales. Here's an app that could change the way your social media is benefiting you. Click Here: Twittenator for Twitter