We are

  • idea explorers
  • tech poets
  • pixel lovers
  • conversion hunters
  • working from home

We develop ideas for
the media world of tomorrow


Innovation Lab of Gruner + Jahr and RTL Deutschland


Dedicated to innovation

About Greenhouse

Greenhouse is the independently-run innovation arm of Gruner + Jahr and RTL Deutschland. We have been building creative solutions and digital innovations in the areas of journalism, technology, and advertisement since 2015. We explore new markets andtarget groups. We build prototypes and test business models. Our mission: to create ideas and products that excite.

More information
Greenhouse Büroräume

Building digital awesomeness

Our projects

#paidcontent #apps #mindfulness


Reducing stress, sleeping better, being more relaxed – these are among the many benefits of meditation. Meditation researcher and neuroscientist Boris Bornemann is more than just the voice of our mindfulness app Balloon. He ensures that our courses and exercises are scientifically sound and deliver on their promised benefits. Best-in-class app store ratings prove him right!

Partner: Flow, Brigitte, stern, Eltern
#paidcontent #apps #health

Hirschhausen App

Dr. Eckhart von Hirschhausen used intermittent fasting to lose 10 kilograms and feel healthier. In this audio course, Dr. Hirschhausen walks us through his weight loss journey. Of course, not without taking himself and the dieting industry for a ride. More than 500 minutes of audio content support you while you adopt a new daily eating rhythm – packed with scientific findings, helpful advice, and personal anecdotes.

Partner: Dr. v. Hirschhausens Gesund Leben