You have not signed in with Twitter. Unless you sign in this webpage will not be able to perform the requested task. Click on the "Sign in with Twitter" button above on the right to continue..

With this "must Unfollow" tool you can check, based on up to 4 criteria, if you should still follow certain Twitter accounts, and unfollow them immediately. Below you can check the criteria, click them and give additional parameters. Subsequently on the right side you will see suggestions, with the most relevant accounts shown first.

Check for Twitter accounts I am following, but:
who are not following me.
who are not followed by all of these 3 Twitter accounts:
who sent their last tweets more than days ago.
follow more than other accounts and have a following/followers ratio of more than

This task can only be performed once you have signed in.