Scholarly research assistant from Ai2 that finds, summarises and analyses evidence across 108M+ abstracts and 12M+ full papers.
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Free plan
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Categories / Research
Research
Papers, sources and cited answers. 46 tools listed. Lists are never ranked: the order is A to Z, lowest starting price, or free plan first, whichever you pick.
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Market-intelligence search for finance and corporate teams, with AI summaries over filings, broker research, news and expert call transcripts. Sold on annual contracts.
Price not published
Free plan not shown on the vendor page we read
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Open discussion and AI reading layer for arXiv papers, where researchers browse, discuss and ask questions about papers.
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Free plan
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AI research assistant and academic search from Tsinghua and Zhipu, covering hundreds of millions of papers and millions of scholar profiles, with paper reading and review features.
Price not found
No free plan
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Chat-with-your-PDF tool with OCR, a Chrome extension and a research assistant.
From $11.99/mo billed yearly (Premium)
Free plan
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Open-source AI-aided screening software for systematic reviews, from Utrecht University. Free, with no licence fees or subscriptions.
Price not verified
Free plan
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Chat with PDFs and other documents: upload a file and ask questions, get summaries, flashcards, slides and cited answers. Free plan limits you to a few documents a day; Plus removes the limits.
Paid price not found
Free plan: 2 documents per day
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Visual tool that builds a graph of papers related to one paper you enter, to explore an academic field.
From $6/mo billed yearly (Academic)
Free plan
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AI search engine for research that answers questions from scholarly papers and links every sentence back to the source paper.
From $20/mo (Pro)
Free plan
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Research assistant that searches academic papers, summarises them and extracts data into tables. The free tier covers search and chat with papers; paid tiers add more agent and review usage.
From $49/mo billed yearly (Pro)
Free plan
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Web search API built for AI agents. It runs its own index and returns ranked pages with text and highlights in one call. Pay-as-you-go with no subscription; search starts at $4 per 1,000 requests.
Paid price not found
Free plan: 10 dollars in credits per month
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Upload a research paper, highlight confusing text and get plain-language explanations and follow-up answers. Pro adds advanced models and whole-paper summaries.
From $16/mo (Pro)
Free plan
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Research assistant that summarises articles and PDFs, pulls out key information and manages notes and references.
From $5.49/mo (Basic)
No free plan
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Glean: enterprise AI search, assistant and agents connected to your company's apps and data.
Price not published
Free plan not shown on the vendor page we read
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Heptabase: visual knowledge base with whiteboards and AI to understand and create knowledge.
Price not published
Free plan not shown on the vendor page we read
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From $9.99/mo (Expert)
Free plan
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Free plan
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Inciteful: builds citation networks to find the most relevant academic papers on a topic.
Price not verified
Free plan
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A paid search engine with no ads and no tracking of your searches. Paid plans add an AI assistant, a summarizer and a translator.
From $5/mo (Starter)
No free plan
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AI research discovery tool that finds relevant papers from your text, maps topics and offers an AI companion in a web app, Word and Google Docs.
From $10/mo billed yearly (Plus (individual))
Free plan: 3 conversations per day
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Originally an AI search engine with cited answers; Komo now describes itself as an AI revenue engine for sales teams, with a 7-day free trial.
From $99/mo (Discover)
Free plan
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Visual workspace with an infinite canvas and a built-in browser for collecting and organizing research, with AI tagging and search. One flat price covers unlimited members.
From $14.99/mo (Pro)
No free plan
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Liner: AI agents for search, academic research and writing with cited sources.
Price not published
Free plan not shown on the vendor page we read
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Literature discovery tool that maps papers by citations and references across a catalogue of 270M+ papers. Pro adds unlimited maps, alerts and Zotero sync.
From $10/mo billed yearly (Pro)
Free plan
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AI math solver and tutor with step-by-step solutions, photo input, math video lessons and a PDF homework helper. Paid plans are priced per week and start with a 3-day trial.
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Software for systematic literature reviews and meta-analysis, with AI-assisted search, screening and data extraction. Priced per user, with lower academic tiers.
From $19.95/mo (Academic)
Free plan
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Google's research and notes tool. You upload documents, notes or links, then ask questions, get summaries and make audio or video overviews based only on those sources.
From $4.99/mo (Google AI Plus)
Free plan
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Turns research papers into interactive AI agents you can chat with to explain and reproduce the paper's methods.
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Free plan
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AI writing assistant for academic and research writing: language suggestions, paraphrasing, citations, plagiarism checks and PDF chat.
From $25/mo (Prime)
Free plan
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Chat-with-your-PDF tool with OCR, a Chrome extension and AI agents, plus separate document-parsing APIs.
From $10/mo billed yearly (Pro)
Free plan
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Answer engine that searches the web and replies with cited sources. Free tier covers core search; paid plans add more in-depth searches, file uploads and advanced models.
From $10/mo (Education Pro)
Free plan: 3 Pro Searches per day
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Systematic review and literature screening platform with AI relevance predictions, duplicate detection and PICO extraction. Individual seats plus institutional licences.
From $8.33/mo (Essential)
Free plan
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Saves your highlights from books and articles and brings them back for review. Reader is its read-it-later app for articles, PDFs, EPUBs, emails and videos.
From $6.99/mo (Highlights Lite)
No free plan
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AI platform built for investment banks, asset managers and private equity: financial research, data room analysis, AI tables and agents that draft models and decks.
Price not published
Free plan not shown on the vendor page we read
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Summarises research papers into flashcards with key points, and exports references and notes.
Paid price not found
Free plan
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AI research workspace for finding papers, chatting with PDFs, extracting data, running literature reviews and writing with citations.
Shown in INR only
No free plan
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AI tool that summarizes scientific papers and analyzes their figures, with chat, semantic search and a pay-per-token API.
From $4.99/mo (1M words)
Free plan: 10,000 words per month
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Research tool that shows how later papers cite a study (supporting or disputing it), with an AI assistant and search.
From $20/mo (Basic)
Free plan
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Free AI-powered search for scientific papers from the Allen Institute for AI, with a free Academic Graph API for developers.
Price not verified
Free plan
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Desktop AI canvas where chats, notes and sources are nodes you can branch and connect, for long research and writing. You can use your own API keys, Claude or ChatGPT subscriptions, or local models.
From $7.42/mo billed yearly (Yearly)
No free plan
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All-in-one writing suite: AI writer, humanizer, AI content detector, plagiarism checker, rewriter, translator, summarizer and homework helper (Omni). Newer pages show Starter and Premium plans.
From $12.99/mo (Starter)
Free plan
Unverified
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Sources disagree
AI source finder for students: paste an essay and get matching academic papers, summaries and citations from 200 million papers.
From $9/mo billed yearly (Pro)
No free plan
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Computational knowledge engine for maths, science, data and more. Free for personal use; Pro adds step-by-step solutions, longer computation time and file uploads.
From $9.99/mo (Pro)
Free plan
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Academic writing workspace with autocomplete, in-text citations, PDF chat, academic search and a plagiarism checker. Pro limits monthly AI actions; Ultra is unlimited and adds frontier models.
From $21/mo (Pro)
Free plan
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AI search and chat with many models, research agents and custom agents. Also sells a pay-per-call Web Search API.
From $20/mo (Pro)
Free plan
Unverified
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