I've probably been practicing this for almost a month now. Honestly, I didn't think it would be that interesting. You may not have succeeded because you didn't give enough detail in the description. It also depends on the application. I downloaded this for example AI Art
https://play.google.com/store/apps/details?id=com.ai.generator The interface is quite user-friendly and understandable for a beginner, so I think you shouldn't have any problems with it. And the reviews are very positive.