Owlead is a Twitter marketing platform whose main features are Auto Follow and Auto Unfollow on behalf of the user.
In order to operate on your behalf, Owlead needs some data (browser cookies) to keep your account logged on the platform.
As soon as you enter your credentials, Owlead will gather the information to keep you authenticated and your account will be associated with Owlead.
Bear in mind that Owlead doesn’t store either share your credentials.
In case that the platform needs you to re-authenticate you, it will let you know over email and will ask you to complete these steps again.