Research & Search AI tools
AI for research, search, and information retrieval
16 tools
1 free
15 freemium
ChatPDF
Chat with any PDF document
Perplexity
AI answer engine
Humata
Ask questions and get instant answers from PDFs
Consensus
AI academic search
AskYourPDF
Deep document analysis and Q&A
ChatDoc
Document Q&A with source highlights
ChatPRD
AI for product managers
Elicit
AI research assistant
NotebookLM
Google research notebooks grounded in your sources
PDF.ai
Chat, summarize, and extract from PDFs
SciSpace
Read, write, and publish research papers
Scite
AI citation analysis
Sharly AI
Long document summarization and Q&A
Sourcely
AI paper finder
Unriddle
Read, summarize, and cite any document
You.com
AI search engine
No tools match this filter.