Twitter Tools - Unfollow app for iPhone and iPad

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FollowFever is a free Twitter app which will never send data without your consent. Everything is done so that nobody knows that you are using this tool, the respect of your data is a priority.
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* Important: The application only works for accounts with less than 70,000 followers.
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Features:
View unfollowers
View followers
Add users directly to a whitelist / blacklist or block them
Gain followers through follow back campaigns
View blocked users
View inactive following since +1month, +2months or +3months
View fans (follower you do not follow)
View no follow back
View retweeted Tweets
Manage blocked users
Add up to 4 accounts and switch from one to another
Statistics
Manage profile
Manage the frequency of notifications (via private messages)
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