Whence

How inventions connect

Coming soon

Whence is a tech tree of human inventions, from stone tools and fire to the phone in your pocket. Tap an invention to see everything it needed first, why it needed each of them, and everything it opened the way to. It is coming to Mac, iPhone, iPad and Android.

Made to be private

Whence works without a network. It has no account, no ads, no analytics and no tracking.