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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
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
txyz.ai logo
txyz.ai
✓ verifiedFreemium

AI research assistant for reading, searching, and writing about academic papers, built for researchers managing a personal library.

110K visits/mo
PTE APEUni logo
PTE APEUni
✓ verifiedFreemium

AI-scored practice platform for PTE Academic and PTE Core exam prep, with question banks, predictions and study tools.

2.1M visits/mo
Up Learn logo
Up Learn
✓ verifiedPaid

AI-personalized online A Level and GCSE courses for UK students, backed by an A*/A grade guarantee or money back.

1.6M 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

Free: $0/year (up to 100-page file analysis, 5 writing pages)
Pro: $96/year (up to 100-page analysis, full library access)
Ultra: $288/year (up to 300-page analysis, 3x context window)

No public pricing

GCSE Combined Science: from £49.99/month
Up Master (2028 access): £694.98 one-time for a single subject
Up Core (2028 access): £549.98 one-time for a single subject
Up Master monthly: £99.99/month pay-as-you-go
Up Core monthly: £74.99/month pay-as-you-go

Free trial available

Core features
  • AI-enabled systematic reviews
  • Research reports
  • Upload your own PDFs
  • Quick summaries
  • Source quotes
  • Question answering
  • 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
  • AI-assisted search across academic papers
  • Chat-based Q&A over uploaded documents with source citations
  • Personal research library with retention limits by plan
  • AI writing agent for drafting research-based content
  • API access for institutions and businesses
  • Adjustable file upload size (up to 300 pages on top tier)
  • AI scoring for speaking and writing
  • Full PTE question-type practice
  • Weekly exam prediction files
  • Vocabulary books and shadowing tools
  • AI study plan and score analysis
  • Web and mobile app sync
  • Interactive video lessons mapped to specific exam boards
  • AI diagnostic algorithm for personalized revision
  • Detailed progress tracking across the curriculum
  • Guided exam-question walkthroughs
  • 24/7 online tutor support via chat
  • A*/A grade guarantee with money-back policy
  • 3-day free trial with no payment details required
Use cases
  • Speeding up literature reviews
  • Automating systematic reviews and meta-analyses
  • Learning about new domains
  • Data extraction in rigorous systematic literature reviews
  • staying current with new research
  • generating cited literature reviews
  • reading and understanding papers
  • verifying academic claims
  • tracking topics and conferences
  • Finding papers relevant to a research topic
  • Getting quick summaries and answers from long PDFs
  • Managing and revisiting a personal library of research papers
  • Drafting literature-informed writing with AI assistance
  • Integrating paper search/analysis into an institution's own tools via API
  • Preparing for PTE Academic/Core exams
  • Practicing speaking and writing with AI feedback
  • Studying likely exam questions
  • Tracking prep progress
  • A Level students preparing for AQA, Edexcel, OCR, or Cambridge International exams
  • GCSE students studying Combined Science
  • Students wanting AI-personalized revision instead of generic textbooks
  • Schools looking to boost student attainment with a supplementary platform
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