This offer is no longer available
There are a number of free trophies for your Sims 4 game for Sims 3 players that you can place in your house as decoration
(Source: The Sims 4 Rewards )
What are the Sims 4 rewards ?
How do I get those rewards ?
You need to have your Sims 3 games registered to the same Origin Account you’re registering the Sims 4 to. The Sims 4 will then know which Sims 3 games you have and will automatically unlock the content in your game.
How do I know which rewards I’ll get ?
You can find out which rewards you’ll get today. Go to this site: The Sims 4 Rewards and click on the button on the bottom of the page.
How many rewards are there ?
How long does this campaign last ?
The campaign lasts until December 31st 2015. Until then you need to register your Sims 3 games as well as Sims 4 with Origin.
What do I do if I have troubles registering ?
If you didn’t register all your Sims 3 games on the same or account or if you have troubles registering them, you need to contact a Game Advisor for further help.