Yes. You cannot play The Sims 4 for free and must first purchase the game.
Yes, you can get pets in the sims 4 but only with the Pets Expansion pack which costs money.
Lol, probably. The people that made the sims keep making better and better versions of it. (Plus they want more money) So, after a few years of sims 3, there most likely will be a sims 4.
What do you mean by make them young?
by getting a real good job
Yes, but you will need an expansion pack called Pets which costs money.
No, The Sims Medieval is not The Sims 4, it is a stand-alone game.
You can use cheats in the sims 4 to get money. Press ctrl, shift, c, and a thing will appear at the top of your screen. Some cheats you can use are motherlode, rosebud, and kaching.
Maybe, after all, companies are always after making more money, right?
No, unless the modders themselves have put a price on it.
Usually the children just inherit the parents' money once they die, as long as the children continue to live under the same household as their parents once they die.
The Sims 4 was released in September 2014.