9 free research & analysis AI tools — 2 completely free, 7 with a real free tier. Elicit, Consensus, SciSpace and more, rated and compared.
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Free to use (2)
No paid plan behind them — free or open source, usable as they are.
Research Rabbit — A beautiful spatial map visualizer illustrating relationships between authors. (Free, rated 4.8/5)
Semantic Scholar AI — Allen Institute's advanced academic search indexer with impact tracking. (Free, rated 4.7/5)
Free tier available (7)
Freemium: a real free tier with limits, and paid plans once you outgrow it.
Elicit — Finds peer consensus across papers and builds comparative literature review tables. (Freemium, rated 4.8/5)
Consensus — Evidence-based search engine returning direct answers compiled from peer-reviewed databases. (Freemium, rated 4.8/5)
SciSpace — A supportive tutor helping students decipher advanced academic articles. (Freemium, rated 4.8/5)
Connected Papers — Visualize the academic citation graph of specific research domains. (Freemium, rated 4.8/5)