Build your startup in public

Post what you shipped, what broke and what you learned. People follow along, and the right ones find you.

Start your project — free
About SparkTower
A business simulation your class runs, not just reads
A business simulation game where every decision is yours
A business simulation for training your team
Build a simulation once. Sell it to every class that needs it.
A startup simulator built from your own business
Validate your startup idea before you build it
Test your business plan before you bet on it
Find a cofounder by building in the open
From an idea to a plan you can follow
Help and support

A page for your project

Every project has its own page: what it is, who it is for, what it needs, and its latest updates — readable by anyone, so you can share the link anywhere.

A feed of builders

Updates land in a feed of founders doing the same thing, where people react, comment and follow the projects they want to hear from.

Turn followers into a team

Followers can apply to join, and the roles you need are right there on the page.