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Litmaps alternatives · AI Research

Litmaps alternatives with a Mac app

The Litmaps listing does not include a Mac app. 6 of the 69 other AI research tools in this directory list a Mac app.

Litmaps has a free plan. Paid plans start at $10 per month, billed annually, with an academic email ($40 commercial). 5 of them are free or have a free plan.

6 tools · Listings checked up to Nov 12, 2026 · Where the facts come from

How each one differs from Litmaps

  1. ChatPDF

    Ask questions about PDFs and get answers with citations

    • ChatPDF starts at $89.99 per year or $14.99 per month (US App Store in-app purchase). Litmaps starts at $10 per month, billed annually, with an academic email ($40 commercial).
    • Only ChatPDF lists macOS, Windows, iOS and Android apps.
    • ChatPDF also covers chat assistant and AI search.
    ChatPDF pricing and details

  2. Anara

    AI research assistant that cites the exact source passage

    • Anara starts at $8 per seat / month, billed yearly ($10 billed monthly). Litmaps starts at $10 per month, billed annually, with an academic email ($40 commercial).
    • Only Anara lists macOS and iOS apps.
    • Only Anara lists a browser extension.
    • Anara also covers chat assistant, AI search, web clipper and AI agents.
    Anara pricing and details

  3. Liner

    AI search with cited answers, research agents and a writer

    • Liner starts at $14.99 per month, billed annually ($17.99 billed monthly). Litmaps starts at $10 per month, billed annually, with an academic email ($40 commercial).
    • Only Liner lists macOS, Windows, iOS and Android apps.
    • Only Liner lists a browser extension.
    • Liner also covers AI search, AI agents, long-form writing and highlights.
    Liner pricing and details

  4. Otio

    AI research workspace for chatting across many sources

    • Otio starts at $7 per month (Lite), billed monthly or $84 per year. Litmaps starts at $10 per month, billed annually, with an academic email ($40 commercial).
    • Only Otio lists macOS, Windows, Linux and iOS apps.
    • Only Otio lists a browser extension.
    • Otio also covers chat assistant, AI search, notes and AI agents.
    Otio pricing and details

  5. Zotero

    Free, open-source reference manager from a nonprofit

    • Zotero starts at $20 per year for 2 GB of file storage. Litmaps starts at $10 per month, billed annually, with an academic email ($40 commercial).
    • Only Zotero lists macOS, Windows, Linux, iOS and Android apps.
    • Only Litmaps lists a web app.
    • Zotero is open source, according to its own site.
    Zotero pricing and details

  6. Mapify

    Turn PDFs, videos, web pages and audio into AI mind maps

    • Mapify starts at $5.99 per month, billed yearly ($9.99 billed monthly). Litmaps starts at $10 per month, billed annually, with an academic email ($40 commercial).
    • Litmaps has a free plan. Mapify does not, though it has a free trial.
    • Only Mapify lists iOS, Android and macOS apps.
    • Only Mapify lists a browser extension.
    Mapify pricing and details

Common questions

Which Litmaps alternatives have a Mac app?

ChatPDF, Anara, Liner, Otio, Zotero and Mapify list a Mac app.

Does Litmaps have a Mac app?

The Litmaps listing does not include a Mac app. It lists Web.

Which of these AI research tools are free?

ChatPDF, Anara, Liner, Otio and Zotero are free or have a free plan.

When was this checked?

Each listing shows its own date. On this page they run from Oct 5, 2026 to Nov 12, 2026. Vendors change prices and plans without notice, so confirm on their site before you buy.

This page is built from the listings. A tool is here because its listing says so, and the order is how close each is to Litmaps: the alternatives its listing names first, then the tools that share the most features with it.