Twiends has been built to provide users with a ethical and responsible way of growing their online communities. As Twitter and Instagram grow in popularity and stature, they get to define a number of the rules by which people may use the services. If you are following protocols of the networks than it will worth fully for you otherwise your account could be suspended.
twiends was good in the past but now the unfollow rates is very high if you start it's still a good place