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Side-by-side features, use cases and pricing — because the right pick depends on your job and budget, not just the ranking.

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Elicit logo
Elicit
✓ verifiedFreemium

Well-adopted AI research assistant for finding papers, summarizing, and extracting data at scale.

2.1M visits/mo
Open Knowledge Maps logo
Open Knowledge Maps
✓ verifiedFree

Free nonprofit tool that visualizes scientific literature as topic maps, clustering papers to speed research discovery.

113K visits/mo1.1K saves
Thesify logo
Thesify
✓ verifiedPaid

AI reviewer that critiques academic manuscripts and Coauthor agents that search, cite, and draft alongside researchers.

161K visits/mo32K saves
ResearchRabbit logo
ResearchRabbit
✓ verifiedFreemium

Free-first literature discovery tool that visually maps citation networks and related papers to speed up systematic reviews.

1.2M visits/mo79 saves
Paper Digest logo
Paper Digest
✓ verifiedFreemium

AI research platform for literature reviews, paper Q&A and daily digests, built for academics wanting cited answers.

140K visits/mo
Pricing
Basic: Free
Plus: $10 per month, billed annually
Pro: $42 per month, billed annually
Team: $65 per user, per month billed annually
Enterprise: Custom

No public pricing

No public pricing

Free: $0/month (unlimited searches across 310M+ articles)
ResearchRabbit+ Annual: $10/month
ResearchRabbit+ Monthly: $12.5/month

No public pricing

Core features
  • AI-enabled systematic reviews
  • Research reports
  • Upload your own PDFs
  • Quick summaries
  • Source quotes
  • Question answering
  • AI-generated visual maps of research topics
  • Clusters papers into themes
  • Open-access resource discovery
  • Open-source and nonprofit
  • Custom integrations/embedding for organizations
  • AI manuscript review flagging gaps in argument and evidence
  • Citation search across 200+ million academic sources
  • Coauthor agents that search, read, and draft alongside users
  • Journal recommender and chat support
  • Confidentiality guarantee that documents aren't used for AI training
  • Citation and author network exploration from a seed paper
  • Interactive visualizations of how topics relate over time
  • Unlimited library organization and collection sharing
  • Zotero integration for syncing saved papers
  • Up to 300 seed articles supported on the paid tier
  • Alerts for new related research
  • literature review generator with per-sentence citations
  • AI reader for PDFs
  • AI writer with citations
  • academic claim verification
  • question answering over literature
  • daily, conference and best-paper digests
  • cross-source search of papers, patents and grants
Use cases
  • Speeding up literature reviews
  • Automating systematic reviews and meta-analyses
  • Learning about new domains
  • Data extraction in rigorous systematic literature reviews
  • Get an overview of a research field
  • Find relevant papers faster
  • Identify key concepts in the literature
  • Embed discovery tools in library systems
  • Graduate students refining a thesis or dissertation
  • Researchers preparing a manuscript for journal submission
  • Students polishing essays and reports for coursework
  • Getting fast feedback without waiting on a supervisor
  • Building a systematic literature review efficiently
  • Discovering research gaps in an unfamiliar field
  • Tracking new publications related to saved papers
  • Visualizing how a body of research has evolved
  • staying current with new research
  • generating cited literature reviews
  • reading and understanding papers
  • verifying academic claims
  • tracking topics and conferences
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