nprofile1qy2hwumn8ghj7un9d3shjtnyd968gmewwp6kyqpqh3mtgs2j8p9tuemmcy5ffxlshggc4qv8jrmejedye6j0k39f6zwsdt5wcy (nprofile…5wcy) The vast majority of Android apps can be used on GrapheneOS. What makes you think that you can't use German banking apps?
https://privsec.dev/posts/android/banking-applications-compatibility-with-grapheneos/#germany