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Историческую версию Unfollowers for Twitter можно получить на Android
Найти unfollowers (не следуя назад) в Twitter
Helps you to find unfollowers (non followers or lost followers) in Twitter.
Unfollow app detects unfollowers in Twitter and shows you a list of users who not follows you back.
How it works?
1) Login using your Twitter account username and password (Twitter API auth used)
2) Tracker find for you followers who not follows you back (unfollowed me).
3) Unfollow them if you want!