PDFQuiz vs QuizFlex AI

PDFQuiz uses AI to turn PDFs and other uploaded documents into interactive quizzes. Its listed 16 upload formats include office documents, images, and text formats; six question types range from single choice and matching to open ended. OCR can read scanned pages and photos. Users can take quizzes online, study questions as flashcards, download quizzes and results as PDFs, and export quizzes to Anki depending on plan. Paid plans can generate quizzes in a chosen output language from a list of more than 180. The free options allow a 10-question quiz without an account, or three quizzes of up to 10 questions each for a free account; account quizzes can use documents of up to 20 pages. Paid tiers add differing character limits and features such as invitation links, timers, editing, API access, and Zapier integration. The Elite plan lists up to 1,500 quiz invitations per month, API access, and Zapier integration. Uploaded files, quizzes, and results are retained while an account exists, though users can request deletion. The listed starting price is $5/mo (annual).

QuizFlex AI turns user-provided material into quizzes, flashcards, and study notes. It accepts PDFs, YouTube videos, text, and voice notes, and generates multiple-choice, true/false, and short-answer questions. Its assessment tools include automatic grading, immediate results, performance analytics, and tracking of knowledge gaps. The service supports quizzes in 30 languages and offers a localized dashboard. Teachers can create a class, share an invite code, and assign quizzes without requiring a student email list. Quiz exports to Google Forms and assignments through Google Classroom are listed, alongside Canvas, Moodle, Kahoot, Quizizz, and Microsoft Teams among 25+ LMS formats. The free plan is listed at $0 USD per month with 50K credits per month. Plus costs $9 a month, billed $9 USD per month or $90 per year, and includes voice notes, transcription, and 2M credits monthly. Higher listed tiers are Elite at $18 a month, billed $18 USD per month or $172 per year, and Pro at $29 a month, billed $29 USD per month or $290 per year. QuizFlex cautions that AI-generated content may be inaccurate and should be reviewed. Uploaded material may be processed by AI providers to deliver requested features.