Question: Can you recommend a platform that helps me keep track of multiple courses and stays updated with new materials?

If you want a service that'll help you keep up with multiple courses and know when new material is available, Casey Scholar is a good choice. The AI-powered system produces answers based on actual course materials and updates itself, so you don't have to worry about checking for new material. It can handle multiple courses and offers a subscription service with both free and premium tiers.

Another powerful option is Quizlet, which has more than 300 million users and a variety of tools to help you learn. With tools like Magic Notes, Q-Chat and Expert Solutions, Quizlet can turn your notes into flashcards, provide one-on-one tutoring and offer explanations verified by experts for homework problems. It also employs learning science techniques like spaced repetition to try to get the most out of your study time. Quizlet offers both free and premium subscriptions.

Vaia is another smart learning app that could be useful. It's got a smart to-do list, study sets, flashcards, notes and practice exams, all backed by AI. Vaia also employs scientifically-proven learning methods like Spaced Repetition, and it works in multiple languages for a more universal learning experience. It's free to use and can help you stay organized and motivated.

Last, you could try Coursable, an AI-based tool that turns learning materials into insights, flashcards, quizzes and summaries. It offers personalized AI courses, flashcards and a course editor, and can import various file types. Coursable has a tiered pricing system, including a free option and a plus plan with more features. It's a good option if you want to learn efficiently and effectively.