DoctoQuiz is a free AI-powered quiz generator that converts PDFs, YouTube videos, audio files, images, webpages, DOCX and PPTX into interactive multiple-choice quizzes in seconds. Features include Public Library, Group Learning, Tests Monitoring and gamified Badges. Perfect for students, teachers and educational institutions. No technical skills required — just upload or paste a link and get ready-to-use quizzes instantly. Completely free, no credit card required.