Single-player games like The Sims™ 3
Below are 10 single-player Steam games similar to The Sims™ 3, ranked by player overlap. Every pick carries Steam's Single-player category, so multiplayer-only titles or always-online games don't sneak in. imho.run pulls the category data from Steam directly — Single-player here matches what the store labels.
Want the full alternatives list (paid + free + Steam Deck + cheaper picks)? See the parent games like The Sims™ 3 page.
Ranked picks
- 1

The Sims™ 4
Single-player alternative to The Sims™ 3 — playable solo, no multiplayer required. Shares Simulation with The Sims™ 3.
Play with life and discover the possibilities. Unleash your imagination and create a world of Sims that’s wholly unique. Explore and customize every detail from Sims to homes–and much more.
- 2

The Sims™ 2 Legacy Collection
Single-player alternative to The Sims™ 3 — playable solo, no multiplayer required. Shares Simulation with The Sims™ 3.
The game you know and love. For Windows 10/11. In The Sims 2, you direct your Sims over a lifetime. Give them a long existence, or leave their lives in shambles. Guide their characteristics from one generation to the next.
- 3

inZOI
Single-player alternative to The Sims™ 3 — playable solo, no multiplayer required. Shares Simulation with The Sims™ 3.
"Every life becomes a story" Create your unique story by controlling and observing the lives of 'Zois'. Customize characters and build houses using inZOI's easy-to-use tools to live the life of your dreams and experience the different emotions of life created by its deep and detailed simulation.
- 4

Stardew Valley
Single-player alternative to The Sims™ 3 — playable solo, no multiplayer required. Shares Simulation with The Sims™ 3.
You've inherited your grandfather's old farm plot in Stardew Valley. Armed with hand-me-down tools and a few coins, you set out to begin your new life. Can you learn to live off the land and turn these overgrown fields into a thriving home?
- 5

RollerCoaster Tycoon® 3: Platinum
Single-player alternative to The Sims™ 3 — playable solo, no multiplayer required. Shares Simulation with The Sims™ 3.
Rollercoaster Tycoon 3 Platinum combines the excitement of rollercoasters with the fun of a great strategy simulation. RCT3 Platinum combines the roller coaster theme park fun of the Roller Coaster Tycoon 3 with included expansion packs Soaked! and Wild! Now enjoy more options than ever.
- 6

Tiny Life
Single-player alternative to The Sims™ 3 — playable solo, no multiplayer required. Shares Simulation with The Sims™ 3.
In Tiny Life, you control a set of people that live together in a household. You take care of their daily needs, build their skills, forge new relationships... or just mess up their entire life in whatever way you can think of!
- 7

Saints Row 2
Single-player alternative to The Sims™ 3 — playable solo, no multiplayer required.
Saints Row 2 brings true freedom to open-world gaming. Players can play as who they want, how they want, and with whomever they want in this sequel to the much acclaimed and tremendously successful Saints Row.
- 8

My Time at Sandrock
Single-player alternative to The Sims™ 3 — playable solo, no multiplayer required. Shares Simulation with The Sims™ 3.
Travel to the desert community of Sandrock and take on the role of a fledgling Builder. Use your trusty toolset to gather resources, construct machines, and turn your run-down workshop into a well-oiled production facility to save the town from the jaws of economic ruin!
- 9

Paralives
Single-player alternative to The Sims™ 3 — playable solo, no multiplayer required. Shares Simulation with The Sims™ 3.
Paralives is a life simulation game about building homes, lives and bonds. Through both hardship and success, where will your story take you?
- 10

Stellaris
Single-player alternative to The Sims™ 3 — playable solo, no multiplayer required. Shares Simulation with The Sims™ 3.
Explore a galaxy full of wonders in this sci-fi grand strategy game from Paradox Development Studios. Interact with diverse alien races, discover strange new worlds with unexpected events and expand the reach of your empire. Each new adventure holds almost limitless possibilities.