What is LifeSim?
LifeSim is a free life sim you play in your browser. You pick anyone you want to be and any city on Earth, and you live there, with people who have their own lives and remember you.
Play for freeThe short version
You describe your character in one text box. Name the city, and the game puts you there.
The map is the real Earth in 3D, with real streets and places. You can search for a café and walk to it.
The people around you work, go out, and text you. You talk to them in your own words.
Each day ends with a recap. You get older. Things happen around town, like parties and breakups.
LifeSim in numbers
A study of 629,169 real conversations from June 2026 found:
- 62,616 characters made by players
- 74,696 memories kept by the people in the game
- The longest single session lasted 13.4 hours
Questions
What is LifeSim?
LifeSim is a free life sim you play in your browser. You make a character, pick a real city, and live there on a 3D map of the real Earth. The people in the city have their own lives, and they remember you.
Is LifeSim free?
Yes. LifeSim is free to play, and there's nothing to buy inside the game.
Do I need to download LifeSim?
No. LifeSim runs in your browser at play.lifesim.com, on a computer or a phone. There's no app to install.
Is LifeSim on iPhone, Android, PC, or console?
Not as an app yet. LifeSim runs in the browser, so you can play it on an iPhone, an Android phone, or a computer by opening play.lifesim.com.
Does LifeSim use AI?
Yes. Every person in the city is an AI character. They have a job, a home, friends, goals, and a daily routine, they answer what you actually type, and they keep a memory of what happened with you.
Is LifeSim multiplayer?
No. You play your own life, and the people you meet are AI characters, not other players.
What age is LifeSim for?
LifeSim is rated 13+. The character builder blocks descriptions that are sexual, violent, hateful, or about self-harm.
What languages does LifeSim support?
English only, for now. The streets and places keep their real local names.
Is LifeSim the same as LifeSimmer?
No. LifeSimmer is a YouTuber who plays The Sims. LifeSim is a separate game made by Lifesim, Inc. in San Francisco.
Who made LifeSim?
Lifesim, Inc., a company in San Francisco. The founder is Cris Lenta.