Build me a simple App using Niotron, The app will be very basic , I will provide all the details after hiring

I need a developer to make a very simple app using Niotron
I will provide you all the necessary details and features
If I am satisfied with your work you will be hired for more projects
Examples of apps I want to be built
https://play.google.com/store/apps/details?id=com.gfx.fff
https://play.google.com/store/apps/details?id=com.fr33.sensibilidad
https://play.google.com/store/apps/details?id=com.fancytext.generator.stylist.free