Heuristica

Heuristica

Heuristica is an AI-powered learning platform that turns PDFs, YouTube videos, podcasts, and articles into concept maps, mind maps, flashcards, quizzes, and study notes.

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Last Updated Oct 21, 2026
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About

Heuristica is an AI-assisted study platform that converts learning material into multiple study formats from a single source. Users can import a PDF, paste a YouTube link, add a website, or start from a topic, and Heuristica generates concept maps, mind maps, flashcards with spaced repetition, quizzes, summaries, and structured study notes. It is aimed at students, researchers, teachers, and lifelong learners who want to organize complex topics visually and practice them actively.

The platform is built on large language models including GPT, Claude, Gemini, and Qwen, so users work by clicking buttons rather than writing prompts. Beyond concept mapping, it includes an AI chat where conversations can be converted into flashcards, quizzes, or notes, along with dedicated summarizers for PDFs, YouTube videos, and podcasts. Sources such as PubMed and arXiv can be imported for research work, and the site reports a community of more than 75,000 learners and researchers. Heuristica is developed in Switzerland.

Key Features

Concept Map Maker: Build visual concept maps to organize complex topics, and enrich them with resources from Wikipedia, arXiv, Semantic Scholar, YouTube, and websites.
Cross-format conversion: Turn any single source — a PDF, video, podcast, or article — into flashcards, quizzes, study notes, mind maps, or summaries, whichever format suits the material.
Flashcards with spaced repetition: Convert notes and videos into flashcards that use spaced repetition and active recall, and share decks with classmates or colleagues.
AI Quiz Generator: Create practice quizzes in multiple formats from any study material to test understanding.
Summarizers for PDFs, YouTube, and podcasts: Generate transcripts, summaries, and key takeaways from documents, videos, and podcast episodes.
AI Chat with multiple models: Chat with models like Gemini, Claude, or ChatGPT, apply custom instructions or saved prompts, and turn chats into study materials.
Import from academic sources: Bring in content from PDFs, YouTube, websites, and academic repositories such as PubMed and arXiv for literature reviews and research.

Pricing & Fees

  • Pricing: A free Basic plan is available with the GPT-5.4 mini model, limited functionality, and a maximum of 3 saved concept maps. The paid Professional plan costs $9.99 per month or $59.99 per year, and includes multiple models (GPT-5.4, GPT-5.4 mini, Claude 4.5 Haiku, Claude Sonnet 4.6, Gemini 3.1 Pro, Qwen 3), hundreds of saved items, and collaboration and sharing.
  • Free tools: Heuristica offers free standalone tools on its site, including PDF-to-flashcards, YouTube summarizers, and an essay outline generator.
  • Limitations to note: The company itself states that large language models like ChatGPT or Claude may produce inaccurate information about people, places, or facts.
  • Company detail: Heuristica donates 1% of each purchase toward removing CO2 from the atmosphere.

Who It's For

Heuristica is designed for students preparing for exams who need flashcards, quizzes, and structured notes; graduate researchers and PhD candidates organizing literature from sources like PubMed and arXiv; teachers creating lesson materials and study guides; and general learners who prefer visual organization of topics. Typical use cases include literature reviews, dissertation proposal development, summarizing lecture PDFs or YouTube videos, and turning any imported material into repeatable practice material.

FAQ

What is Heuristica?Heuristica is an AI-powered learning platform that turns sources such as PDFs, YouTube videos, podcasts, and articles into concept maps, mind maps, flashcards, quizzes, summaries, and study notes.

Is there a free plan?Yes, the Basic plan is free and includes the GPT-5.4 mini model with limited functionality and up to 3 saved concept maps; a paid Professional plan adds multiple models and expanded storage.

How much does Heuristica cost?The Professional plan is listed at $9.99 per month or $59.99 per year on the official pricing page, with checkout shown in local currency.

Which AI models does Heuristica use?Paid plans include GPT-5.4, GPT-5.4 mini, Claude 4.5 Haiku, Claude Sonnet 4.6, Gemini 3.1 Pro, and Qwen 3, while the free plan uses GPT-5.4 mini.

Can Heuristica's output contain errors?Yes, the company notes that large language models may produce inaccurate information about people, places, or facts, so users should verify important details.