AI-Powered Startup Simulator

Learn to build a startup
by running one

Make real decisions, manage real trade-offs, and learn startup fundamentals through an AI-powered simulation. No risk, all the learning.

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Realistic Simulation

Manage cash, hire employees, acquire customers, and navigate the chaos of startup life.

AI-Powered NPCs

Chat with employees, customers, and investors who react dynamically to your decisions.

Learn by Doing

Understand MRR, churn, CAC, runway, and unit economics through hands-on experience.

How It Works

1
Describe your idea
Tell our AI wizard about the startup you want to build.
2
Run the simulation
Advance days, make decisions, manage your team and customers.
3
Learn & iterate
Track metrics, read briefings, and understand what makes startups succeed or fail.
FounderSim — Built for aspiring founders