We have tried BirdSong Analytics to get an export of Twitter followers on competitors' Twitter accounts. Those are competitor analysis tools we invested in early on, but we don’t use them anymore.
Founder & Chief Instructor - iLoveCoding
1%Stacklist Startups Are Using BirdSong Analytics
With BirdSong, you can look up and analyse any Twitter account, Instagram account or Facebook fan page. With every report, we provide in depth analysis of audience and activity, with the option to export data for offline analysis.
Visit the website: http://www.birdsonganalytics.com/