Apps

We make useful apps to make your life easier.

DuoCam

Capture Both Sides of the Story! Record your next exciting adventure and your true emotions and reactions at the same time. Record front and back cameras simultaneously on your iPhone (XR/XS or later)


CallTap

CallTap is the missing call recorder on your iPhone. Super easy to understand and use. Never forget an important detail again.


SolarWatch

A beautiful solar timepiece app. A minimalistic and beautiful visualization of the day and night times at your current location


Translate

Free multi-language text and voice translator, celebrating 10 years on the Apple App Store!


Aufwind

Aufwind is a Mac app to display flight logs in IGC format. Aufwind features several beautiful display modes to facilitate analysis of your flights.


BZF Fragenkatalog

Prepare for the basic german ATC radio communication exam and get a step closer to your PPL.


AZF Fragenkatalog

Prepare for the advanced german ATC radio communication exam and get a step closer to your commercial pilots license.


UBI Funkprüfung Fragenkatalog

Prepare for the German waterways radio communication exam and get a step closer to your commercial pilots license.