Has anyone tried ai study tools for summaries and quizzes?

I've been looking into AI study tools for generating summaries and quiz/flashcards of readings and lecture pdfs. Problem is, a lot of them are quite pricy so I was wondering if anyone could give me recommendations for AI study tools. I have tried Mindgrasp so far but I ran into a few bugs during the free trial. I also liked the look of Revisely even though I haven't been able to properly put it to test because it doesn't have …

ai study artificial lecture pdfs quiz recommendations study them tools