WorldSim
Create a world. Watch it come alive.
Start from a template
Medieval Kingdom
Space Station
Office Drama
Custom
Your World
✨ Expand
✨ Expand with Layers
"Expand" adds detail. "Expand with Layers" finds the tensions hiding in your scenario — conflicting goals, secrets, stakes.
Win Condition
(optional)
Next: Add Characters
World
← Edit world
Characters
+ Add character
Create World
Review Your World
Adjust traits and starting spaces, then launch.
Launch Simulation
WorldSim
Day 1, 8:00 AM
Pause
Resume
Normal
Fast
Rush
Characters
Spaces
World
⌘
Send