Who Unfollowed Me tracks your Twitter followers and notifies you when someone unfollows you. Simple, fast and efficient.
Who Unfollowed Me app tracks your account's followers each time you check them. With a simple refresh, you can check who followed and unfollowed you since your last check.
For any support issues, send an email to [email protected]
Important Update: New updated v1.1.1 app is on the way! No more crashing on iPhone 5!
— New and improved interface!
— Faster followers checking logic!
— Browse your followers and followings!
— Follow and unfollow users within the app!
If you are upgrading, you will need to add your accounts again to add support for iOS Twitter accounts. Your previous followers/unfollowers updates will be then available. For any support regarding this, please email [email protected]
TwitPic Uploader ~ twitter client + photo uploading 
Team Fortress 2 Guide