Sims 3 Create-A-Pet Demo [Download] Enjoy a free demo that is robust, easy to play, and loads of fun. Create a wide variety of unique dogs, cats, and - for the first time ever - horses! Customize your pets! From fur color to eye color, coat markings to body shape, fine-tune every detail of your pet's appearance Determine pets' personalities. Will your pets be adventurous, intelligent, skittish, brave, agile, or something else? Show off your pets online. Connect and share your creations with the world via The Sims 3 Exchange if you have registered any game from The Sims 3.