Twitter is the best way to keep in touch with friends, relatives, fans and bloggers. Everyone wants to have a large following / follower on Twitter. Sometimes you have a large following / follower on Twitter, but suddenly they began to decline. There may be many reasons such as spamming, tweets that nonsense, too many personal tweets. etc..
If you want to know who has unfollowed / stop following you on Twitter, then here are some free sites and quick to find out who has unfollowed you.
Tweeteffect not require login or registration. It also gives you an update last how many followers you lost and how much you have earned. Apart from your account, you can also check your account details from your friend, the other also. So if you want to spy on someone, try to visit this site.
To access GoodByeBuddy, you must sign in with your Twitter account. GoodByeBuddy gives you graphs of your account details such as the followers, friends, etc.. and also provides a list of Twitter users who unfollowed you. It also provides information when you check the stats of your Twitter account.
Qwitter will give you an email containing a number of Tweeps unfollowed and provide the names of the users of Twitter. You will receive daily emails to the list unfollowers and for this you only need to enter your Twitter ID and your email address.
4. Lost a follower
Lost a follower similar to Qwitter, it sends an email every time you lose adherents / followers with Twitter user name and last tweet before they unfollowed you. This feature will be useful for you who want to analyze why people had unfollowing you.
This site will give you a list unfollowers every 15 minutes. You do not need to wait for email or direct message. You even get a chance to call out when someone unfollowed you.