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Paperguide alternatives · AI Research

Paperguide alternatives with an iPhone and iPad app

The Paperguide listing does not include an iPhone and iPad app. 8 of the 27 other AI research tools in this directory list an iPhone and iPad app.

Paperguide has a free plan. Paid plans start at $12 per seat / month, billed annually ($8 with the academic discount). All of them are free or have a free plan.

8 tools · Listings checked up to Oct 5, 2026 · Where the facts come from

How each one differs from Paperguide

  1. SciSpace

    AI research platform for literature review and reading papers

    • SciSpace starts at $12 per month, billed annually ($20 billed monthly). Paperguide starts at $12 per seat / month, billed annually ($8 with the academic discount).
    • Only SciSpace lists an iOS app.
    • Paperguide also covers long-form writing.
    SciSpace vs PaperguideSciSpace 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). Paperguide starts at $12 per seat / month, billed annually ($8 with the academic discount).
    • Only Anara lists macOS and iOS apps.
    • Anara also covers web clipper.
    • Paperguide also covers long-form writing.
    Anara vs PaperguideAnara 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). Paperguide starts at $12 per seat / month, billed annually ($8 with the academic discount).
    • Only Liner lists macOS, Windows, iOS and Android apps.
    • Liner also covers highlights.
    • Paperguide also covers chat assistant.
    Liner vs PaperguideLiner pricing and details

  4. R Discovery

    Paper discovery app with an AI assistant, PDF chat and audio

    • R Discovery starts at $69 per year, or $12 billed monthly (US prices). Paperguide starts at $12 per seat / month, billed annually ($8 with the academic discount).
    • Only R Discovery lists iOS and Android apps.
    • Paperguide also covers AI agents and long-form writing.
    R Discovery vs PaperguideR Discovery pricing and details

  5. 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). Paperguide starts at $12 per seat / month, billed annually ($8 with the academic discount).
    • Only ChatPDF lists macOS, Windows, iOS and Android apps.
    • Only Paperguide lists a browser extension.
    • Paperguide also covers AI agents and long-form writing.
    ChatPDF pricing and details

  6. Otio

    AI research workspace for chatting across many sources

    • Otio starts at $7 per month (Lite), billed monthly or $84 per year. Paperguide starts at $12 per seat / month, billed annually ($8 with the academic discount).
    • Only Otio lists macOS, Windows, Linux and iOS apps.
    • Otio also covers notes.
    • Paperguide also covers long-form writing.
    Otio pricing and details

  7. AskYourPDF

    Chat with PDFs and other documents and get cited answers

    • AskYourPDF starts at $11.99 per month, billed yearly ($14.99 billed monthly). Paperguide starts at $12 per seat / month, billed annually ($8 with the academic discount).
    • Only AskYourPDF lists iOS and Android apps.
    • Paperguide also covers AI search, AI agents and long-form writing.
    AskYourPDF pricing and details

  8. alphaXiv

    arXiv reading and discovery site with an AI research assistant

    • alphaXiv starts at $8 per month (alphaXiv Go). Paperguide starts at $12 per seat / month, billed annually ($8 with the academic discount).
    • Only alphaXiv lists an iOS app.
    • alphaXiv also covers highlights.
    • Paperguide also covers AI agents, citations and long-form writing.
    alphaXiv pricing and details

Common questions

Which Paperguide alternatives have an iPhone and iPad app?

SciSpace, Anara, Liner, R Discovery, ChatPDF, Otio, AskYourPDF and alphaXiv list an iPhone and iPad app.

Does Paperguide have an iPhone and iPad app?

The Paperguide listing does not include an iPhone and iPad app. It lists Web and Browser extension.

When was this checked?

Every listing on this page was checked on Oct 5, 2026, against the pages it cites. 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 Paperguide: the alternatives its listing names first, then the tools that share the most features with it.