Do you know a course for learning android by kotlin?

Answer 1

I did this udemy course
https://www.udemy.com/learn-android-application-development-y/

Answer 2

Now I have published my first App in the Google Play Store
Check it out! https://play.google.com/store/apps/details?id=com.johannes.mastergoal

Answer 3

Ah your device probably has a not compatible android version :)

Answer 4

You will find many free ones that are very good!

Answer 5

Jo Eder probably,
My device's android version is 7

Answer 6

Jo Eder thanks but i need a free one and about your app google play errored it's not suitable for your device