From 2010 to 2013, I have developed and published several iPhone and iPad apps. The most well-known was the original version of Austria’s/Vienna’s official mobile parking app, “A1 HANDY Parken”. Since 2013, my job as the CTO of cca.io has left me…

Gatsby!

2018-01-05

#Website #JavaScript #React #Gatsby

After 5 years without an update, this website was woefully out of date — especially the information about my iOS apps, some of which had been removed from the App Store in the meantime. So it was high time for a refresh. However, Octopress, my…

GEO Play Pro

2013-01-20

#Game Center

GEO Play Pro, my first iOS game, has been out for a few weeks now. It’s a world capitals quiz game that’s perfect for all geography enthusiasts and students. What sets it apart from similar games, in addition to the gorgeous graphic design, is the…

iPad Retina Priorities

2012-03-17

#iPad #Retina

Recently, people have been complaining on Twitter that recompilation with iOS 5.1 SDK is required in order to support Retina assets for the new iPad. While preparing a universal update for my app KaiCards including iPad Retina support, I discovered…

Rina - die kleine Ballerina

2012-02-21

#iOS Apps #iPad #Cocos2d

Nachdem meine neueste App nun schon seit zwei Wochen im App Store ist, ist es höchste Zeit, etwas darüber zu schreiben. Rina - die kleine Ballerina ist ein interaktives Kinderbuch für das iPad für Kinder ab 3 Jahre. Hier ein Video von Rina in Action…