Yes, it's true. The Sims 4 is coming to Mac on February 17, 2015.
Set your alarm clocks...
It will be live on Origin after 10am Pacific Standard Time. That will be after 6pm UK time, 7pm Central European Time, and for Sydney, Australia, that will be 5am on February 18.
Infinite Diversity, Infinite Combinations
Thanks to 06bon06 for my lovely new signature pic