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Research & Search

5 tools, ordered by overall editorial score. Use-case pages use a separate fit order.

  1. 01

    Perplexity

    AI answer engine that cites its sources

    Freemium$17/mo (annual)

    9/10

  2. 02

    Gemini Notebook (formerly NotebookLM)

    Google research notebook: upload sources for summaries, Audio Overviews and slides

    FreemiumFree · higher limits with Google AI Plus ($4.99/mo)

    8/10

  3. 03

    Consensus

    AI academic search that answers from peer-reviewed papers

    Freemium$12/mo (annual)

    6/10

  4. 04

    Elicit

    AI research assistant for paper search, summaries and systematic reviews

    Freemium$49/user/mo (annual)

    5/10

  5. 05

    Liner

    AI agents for academic research, cited search and writing

    Freemium$14.99/mo (annual) · $17.99 monthly

    5/10