All the clothes in the Shop, has a price from Simoleons and SimCash. When you start the game, you get to make choices what ever you want for free. If you head to the shop, you may use the items, but everything has a price. Even though it is free, not all clothes are there, only selected ones.
Create a Sim is much like the Sims Series. It contains clothes, pants, facial appearance, hair. In Create a Sim, you can change your Name, Skin, Gender, for free. To change your personality, it has a cost of 50SimCash . Just like in the Sims, you can change your Outfits of the character.