The Sims 4 Cottage Living Expansion Pack Free Download Full Version PC Game Setup In Single Direct Link For Windows. The Sims 4: Cats & Dogs expansion pack isn’t just about the addition of pets, as a number of new items have also been included.But I have a 128 GB Macbook Air (on which I played Sims 4 base game before), and I was wondering how much space all DLC takes up.