With The Sims 3, a dream system is introduced to the game, similar to the desires of the „two”. the birth of a child or the death of a loved one). Sims have a kind of humor – their mood depends on whether they experience positive or negative events in the form of both everyday activities and very rare (e.g. The number of need bars has been reduced from eight to six. a Sim characterized by wisdom learns much faster, and consequently has a better chance of being promoted at work. This decision is worth considering, because the indicated elements have a significant impact on the gameplay, e.g. In the „three”, when creating a new hero, a player chooses five from a pool of almost a hundred different personality traits. The developers made many improvements over what was offered in The Sims 2 and its expansions. The game is a simulation of human life, from birth to death itself, with the accompanying events (first kiss, marriage, retirement, etc.).

The Sims 3 is the next part of the best-selling series launched in 2000.