If you want to use AI to make academic papers easier to understand, Scholarcy is a good option. It's got a lot of features geared for academic papers, including interactive summary flashcards, sophisticated summarization and note-taking. It can handle lots of file formats and offers customizable summaries to help you understand the gist of complex material. Scholarcy's free tier is a good starting point, but the Scholarcy Plus version has more features for students and researchers.
Another option is Explainpaper, which uses AI to explain research papers. You can upload papers, flag sections you'd like explained and ask follow-up questions. It can also summarize papers and compare multiple papers, so it's a good tool for understanding complex academic material. With several pricing tiers, Explainpaper can help you spend more time thinking at a higher level while leaving the research grunt work to the AI.
Last, SummarizePaper is a web service that uses AI to summarize scientific papers from arXiv. It's got a chat interface that lets you ask natural language questions about the papers and get immediate answers. It's good for researchers and students who need to keep up with the latest research as quickly and accurately as possible. It's free to use, with no limits, so it's a useful tool for anyone in the academic world.