Made by the sea. Built to be used.

Handmade apps for sport, home, work and play, designed and built in Cornwall.

See our appsAbout us
Digital Dice: Real 3D dice that tumble and settle
Digital Dice · Coming soon

Poldhu presents · Roller derby apps

Built for the bench.
Ready for the jam.

A growing series of focused tools for the people who make derby happen.

Meet Derby TimerExplore all roller derby apps
Derby Timer showing a live roller derby jam clock and bout controls
Jam 1 · Live

Our latest apps

Digital DiceReal dice, right in your pocket.3D dice that tumble and settle just like the real thing. Ready-made sets, your own custom dice, and pass-and-play for up to 8 players.PlayComing soonDerby TimerFor roller derbyJam and penalty box timers in one place, built for the bench.Roller DerbyComing soon
Illustration of Nathan with a dog

Hello, I'm Nathan.

Every Poldhu app is designed and built by us, here in Cornwall. We’re named after the cove on the Lizard where Marconi sent the first radio signal across the Atlantic.

Say hello