Perplexity
AI answer engine that runs a live web search for every question and returns a synthesised answer with inline citations.
AI Search EnginesFreemiumCategory
AI Research Tools
Explore literature, organize evidence, and investigate ideas.
What to look for
Check database coverage, citation traceability, document limits, and summary accuracy.
Explore ai research tools
7 toolsEntries marked “Details pending” contain submitted names and categories only. Features, availability, and pricing have not yet been verified.
Felo
Multilingual AI search engine built around cross-language retrieval - it searches in several languages simultaneously and returns a unified, cited answer, then can turn that answer into a mind map or presentation.
AI Search EnginesFreemiumElicit
AI research assistant for systematic literature review.
AI Research ToolsFreemiumConsensus
Academic search engine that answers yes/no research questions by aggregating findings across peer-reviewed papers and showing a 'Consensus Meter' indicating how much the literature agrees.
AI Research ToolsFreemiumScite
Citation analysis platform built around Smart Citations - it shows not just that a paper was cited but whether the citing paper supported, contrasted or merely mentioned the finding, with the surrounding sentence as…
AI Research ToolsSubscriptionSciSpace
All-in-one academic research workspace: an AI copilot that explains papers line by line, a literature review table builder, a paraphraser, an AI detector and a manuscript formatter for 40,000+ journal templates.
AI Research ToolsFreemiumGemini Notebook (NotebookLM)
Source-grounded research and note-taking tool.
AI Research ToolsFreemium