mobile game

Three builders have to work together to build a tower. Drei is an award-winning game about skill, logic and collaboration. It connects players across the world, to help each other in the battle against gravity.



"A masterpiece!" Tale of Tales @taleoftales

"To say that Drei restored my faith in humanity would be overdoing it, but I will say that it’s the only iPad game to ever make me consider my relationship with humanity, and that must be some sort of accomplishment." — Wired.com

"Gather round n gaze upon DREI, a new thingamajig for iPads from a clever team in switzerland." superbrothers™ @the1console

"Really enjoying Drei, a charming and challenging iPad physics game. It's fun, and very nicely made!" Vectorpark ‏@Vectorpark

Awards & Recognition

Swiss Game Award, Swiss Game Developers AssociationZurich, CH
European Design Award, Silver, Mobile appsAthens, GR
Excellence in Visual Art Nominee, Independent Games FestivalSan Francisco, US
Gamer‘s Voice Nominee, SXSWAustin, US
IndieCade Nominee, IndieCadeLos Angeles, US
FWA Mobile Award, Favourite Website Awards, theFWA.comHertfordshire, UK
MiniClip Award, MiniClipNeuchâtel, CH
Swiss Game Selection, Swiss Arts Council Pro Helvetia / NIFFFNeuchâtel, CH

Exhibitions & Showcases

FILE FestivalSão Paulo, BR
AMAZE PlaycaseBerlin, DE
Swiss Game Selection, Neuchatel Int. Fantastic Film FestivalNeuchâtel, CH
Digital Art Weeks, Museum of ArtSeoul, KR
Gamer's voice, SXSWAustin, US
Mirage FestivalLyon, FR
SónarBarcelona, ES
FILE FestivalSão Paulo, BR
Nam June Paik Art CenterYongin, KR
Design BiennaleZurich, CH


Creative Direction – Christian Etter
Game design, Development – Mario von Rickenbach
Sound Design – Matthias Wenger
3D Modeling – Gemma Joon-Yeong Kim
ProductionEtter Studio