Trilliarden
Apps for iPhone, iPad and Android
Mematic
Make your own memes!
App Store · Google Play Store · Website
Maps of our World
Discover the countries and landscapes of our planet.
App Store · English Website · German Website
Mental Maths
Give your brain a workout with math puzzles. For every age.
App Store
Emoticons
Design your own emojis!
App Store
Contact
If you have questions about my apps, send me an email
Imprint
Dr. Theodor Müller
Susannenstraße 4
20357 Hamburg
Email: info@trilliarden.net
USt-ID: DE 262052595