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AI to summarise a long PDF

The tools on the site that help you summarise a long PDF, with what the free plan gets you and, where I’ve checked it, what the first paid plan costs.

Prices last checked on November 4, 2026

4 tools

  • Gemini

    Google · Personal assistant

    Google's AI assistant for questions, writing, images and research. Free with a Google Account; Google AI Plus is $4.99 a month, Pro $19.99 and Ultra from $99.99.

    • Free with limits
    • from $4.99/mo

    Price checked on

  • NotebookLM

    Google · Text

    Google's research notebook, now called Gemini Notebook: it answers only from the sources you add and turns them into podcasts, quizzes and reports. Free with a Google Account.

    • Free with limits
    • from $4.99/mo

    Price checked on

  • Claude

    Anthropic · Personal assistant

    Anthropic's AI assistant for writing, long documents and code. The free plan is generous; Pro ($20/month) adds Opus and Claude Code, and Max ($100) and Ultra ($200) are for all-day users.

    • Free with limits
    • from $20/mo

    Price checked on

  • ChatGPT

    OpenAI · Personal assistant

    OpenAI's AI assistant. Free with unlimited text chats on GPT-6 Luna, and you can start without an account. Go is $8 a month, Plus $20 with GPT-6 Sol, Pro from $100.

    • Free with limits
    • from $8/mo

    Price checked on

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