User blog comment:LostInRiverview/The Sims 4 has been announced!/@comment-1149830-20130506183105

It's official. The Untitled Sims 3 Time Travel Expansion Pack is gonna be the final expansion, and The SIms 3: Movie Stuff is going to be the final stuff pack for The Sims 3. New store content (worlds, premium content) will still be released beyond that however.

http://simsvip.com/2013/05/06/the-sims-4-official-qa-by-simguruhydra/#more-23959