Comparison
| Tool | Price from | Free plan | Category |
|---|---|---|---|
| 10 USD/mo | yes | Research & science | |
| not listed | yes | Research & science | |
| 12 USD/mo | ? | Research & science | |
| 20 USD/mo | trial | Research & science | |
| not listed | yes | Research & science | |
| 3 USD/mo | yes | Research & science | |
| not listed | trial | Research & science |
Each alternative in short
1. Semantic Scholar
Free AI-powered search engine for scientific literature, helping researchers find relevant papers across all fields of science.
Yes, there is a free plan. Free AI-powered research tool for searching scientific literature.
2. SciSpace
AI research assistant for academics: literature reviews across 280M+ papers, chat with PDFs, and cited paper writing.
The vendor does not state this clearly on the homepage or pricing page.
3. Scite
AI research assistant that answers questions from 300M+ scholarly papers and shows whether each claim is supported or disputed by later studies.
There is a free trial. 7-day free trial with access to premium features; no credit card details are mentioned in the text.
4. Undermind
AI research assistant that searches the scientific literature, reads full texts and figures, and cites sources, for researchers and R&D teams.
Yes, there is a free plan. Sign up free is offered on the homepage; the exact limits of the free plan are not stated in the provided text.
5. Connected Papers
Visual graph tool that maps academic papers related to a given paper, helping researchers explore and track a field.
Yes, there is a free plan. 5 graphs per month with all features included.
6. AlphaSense
AI-powered market intelligence and search platform for finance, strategy and research teams, covering 500M+ documents.
There is a free trial. Get Started for Free option is offered on the homepage; the free access scope is not detailed in the text.
FAQ
What is the best alternative to ResearchRabbit?
The most popular option in the same category is Semantic Scholar. See the comparison table above.