Comparison
| Tool | Price from | Free plan | Category |
|---|---|---|---|
 Litmaps | 10 USD/mo | yes | Research & science |
 NotebookLM | 23,99 PLN/mo | ? | Research & science |
 Semantic Scholar | not listed | yes | Research & science |
 Wolfram|Alpha | 4,50 GBP/mo | ? | Research & science |
 SciSpace | 12 USD/mo | ? | Research & science |
 genei | 4.99 GBP/mo | trial | Research & science |
 Connected Papers | 3 USD/mo | yes | Research & science |
 Jenni AI | 12 USD/mo | yes | Research & science |
Each alternative in short
1. NotebookLM
AI research and note-taking assistant that answers from your own files, turning them into summaries, slide decks, mind maps and audio or video overviews.
The vendor does not state this clearly on the homepage or pricing page.
2. 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.
3. Wolfram|Alpha
Computational knowledge engine that answers math, science, and everyday questions with verified, step-by-step results.
The vendor does not state this clearly on the homepage or pricing page.
4. 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.
5. genei
AI research assistant that summarises articles and PDFs, extracts keywords and organises reading for students and researchers.
There is a free trial. 14 day free trial on paid plans, cancel any time.
6. 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.
7. Jenni AI
AI academic writing and research workspace for students and researchers, with citations traceable to source PDFs.
Yes, there is a free plan. Free plan: 10 AI autocompletes per day, 10 PDF uploads, 3 AI edits, 5 AI chat messages, 3 reviews, 3 workflow runs, unlimited citations, body-only document export, 10,000+ citation styles, 25MB PDF size and 150 pages per PDF.
FAQ
What is the best alternative to Litmaps?
The most popular option in the same category is NotebookLM. See the comparison table above.