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Compare tools

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

Elicit logo
Elicit
✓ verifiedFreemium

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

2.1M visits/mo
Infranodus logo
Infranodus
✓ verifiedFreemium

Knowledge-graph text analysis tool that surfaces topics and content gaps for research, SEO and market analysis.

71K visits/mo
gizmo.ai logo
gizmo.ai
✓ verifiedFreemium

AI study app that turns notes, PDFs, YouTube and slides into quizzes and flashcards to help students revise.

5.4M visits/mo10K saves
Brilliant logo
Brilliant
✓ verifiedFreemium

Interactive learning app with an AI tutor for math, coding, science and data-visual, adaptive lessons for all ages.

2.6M visits/mo
ParakeetAI logo
ParakeetAI
✓ verifiedFreemium

Real-time AI interview assistant that transcribes questions and generates answers, marketed as undetectable on screen share.

1.2M visits/mo5.4K saves
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

No public pricing

No public pricing

Core features
  • AI-enabled systematic reviews
  • Research reports
  • Upload your own PDFs
  • Quick summaries
  • Source quotes
  • Question answering
  • Text network / knowledge graph visualization
  • Topic modeling and content-gap detection
  • AI insight and question generation
  • GraphRAG and MCP server for LLMs
  • Many import sources (PDF, CSV, YouTube, Google, web)
  • Obsidian plugin and browser extension
  • AI-generated quizzes
  • Flashcard maker
  • Create flashcards from PDFs, notes and slides
  • YouTube and PowerPoint summarizers
  • Spaced-repetition study
  • Mobile app
  • Personal AI tutor (Koji)
  • Visual, interactive lessons
  • Adaptive practice based on mastery
  • Courses in math, CS, science and data
  • Gamified streaks, levels and daily goals
  • iOS and Android apps
  • real-time question transcription
  • AI answers with a choice of GPT or Claude models
  • coding interview support
  • resume-based personalization
  • knowledge base uploads
  • invisible during screen share
  • AI meeting notes
Use cases
  • Speeding up literature reviews
  • Automating systematic reviews and meta-analyses
  • Learning about new domains
  • Data extraction in rigorous systematic literature reviews
  • Research and idea generation
  • SEO content-gap analysis
  • Qualitative and market research
  • Revise for school and university exams
  • Turn notes and PDFs into flashcards
  • Study with AI-generated quizzes
  • Learning math and coding by doing
  • Getting adaptive tutoring outside class
  • Building STEM intuition
  • Daily skill practice
  • getting live answers during job interviews
  • coding interview assistance
  • meeting note-taking
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