TurboLearn AI

TurboLearn AI (now rebranded as Turbo AI) is an AI-powered learning platform that converts lectures, PDFs, videos, and web content into structured study materials. Founded in 2023 by Rudy Arora and Sarthak Dhawan at Duke University, the platform has grown to over five million users who have collectively generated more than 15 million notes and 350 million flashcards.

The platform accepts multiple input formats including audio recordings, video files, PDF documents, and website URLs. Once content is uploaded, TurboLearn automatically generates comprehensive notes with formatting elements like tables, diagrams, and equations. It creates interactive flashcards with spaced repetition that adapt to individual learning pace, and produces customizable quizzes where users can adjust question count and difficulty level.

Beyond basic study materials, TurboLearn offers AI-generated podcast summaries from notes, diagram creation, and an AI chatbot for answering questions about uploaded content. Notes sync across iOS, Android, and web, and can be exported in PDF, DOCX, and Markdown formats. The platform competes with tools like Knowt and NotebookLM, differentiating itself through podcast generation and diagram features that rivals lack.

The free tier is quite limited at 2 hours of lecture time and 5 quiz questions per month. Paid plans range from $5.99 to $49/month, with Pro at $15/month being the most popular tier for students who need regular access to all features.