For meetups, conferences & community events

Raffles that are fun and provably fair.

Show a QR code, let people join from their phones, and draw every prize live with public randomness nobody can predict, not even you.

Start a raffleHow fairness works

You won!

KCD Budapest ticket

Claim code

K7Q2

Scan & join

No app, no account. A name and an email on any phone, even on shaky venue wifi.

Drawn in public

Every prize commits to a future drand round first. The countdown is the suspense.

Check it yourself

Anyone can re-run every draw in the browser afterwards. Personal data is erased automatically.