Sometimes when I log in to Twitter, I realize that some users have stopped following me (there seems to be a decrease in the number of the followers). Is there a way to track down who those users are?
How to track down the recent unfollowers on Twitter
twitter;followers
Take a look at http://who.unfollowed.me/It will track the users that stop following you. As with pretty much all Twitter services it can't tell you who unfollowed you in the past. It only starts tracking from the time you sign up.free serviceDo you ever wonder the age old question, who unfollowed me on twitter? Wonder no more! We allow you to easily check your unfollowers on your schedule, every 15 minutes, without waiting for an email or a direct message.Pro ServiceWant more? We've got something special just for you.automatically check unfollowersunfollow those not following back45 day unfollower history  and more...