Independent minds. Shared curiosity.

Builders of things.

Useful software. Unexpected ideas. A little play. We turn curiosity into things people actually use.

Explore our work

From the first “what if” to the real thing.

Cauldron One
For business For everyday For the fun of it

Good ideas, made real.

Different challenges. The same drive to build something that matters. Meet the things we’re bringing into the world.

Small things. Better days.

Speed-camera alerts

FlitsHenk

Speed-camera and average-speed-check warnings for the Netherlands that reach you even with your screen off. Offline, no account, no tracking.

Visit site — FlitsHenk

Family app

ChoreScore

An app that empowers families to organize and score household chores in a fun and engaging way.

We take play seriously.

Mobile-first RTS game

Ferrostorm

Ferrite must flow

A touch-first real-time strategy game in the spirit of the classics: build your base, harvest Ferrite and crush the enemy commander. Coming to iOS and Android.

Visit site — Ferrostorm

Free kids' game

Unicorn Regenboog Race

Emma dreamt it. We built it.

Race your unicorn over the rainbow, win rainbow coins, open the treasure chest and build your very own unicorns and tracks. Free for everyone on iOS and Android - no ads, no in-app purchases, no tracking.

Discover the game — Unicorn Regenboog Race

Built on real-world expertise.

Good technology starts with trust. Our roots are in cybersecurity, resilience and solving the hard problems.

SCRTY B.V.

Consulting services specializing in cybersecurity strategy, resilience, and innovation.

Visit site — SCRTY B.V.

Serious about the craft. Curious about everything.

A business platform. A smarter everyday tool. A unicorn racing over a rainbow. To us, they all start in the same place: “What if we made this?”

That’s the spirit of Cauldron One.