I've gained the door closer, because we have a cat who geschlosse doors can not stand. Lest we have to live with gaping wide open doors, I ordered the door closer. And they actually work quite well. With newer doors that have indeed little easier and where the hinges go lighter, but even the "lightest" position almost too strong. But go grad still. And in older doors that are slightly heavier (I both got in the house), even the strongest position is almost too weak. But all in all it works with two types of doors