Comparison
| Tool | Price from | Free plan | Category |
|---|---|---|---|
| MMentionBird | 79 USD/mo | no | Research & science |
 Elicit | 11 USD/mo | yes | Research & science |
 Wolfram|Alpha | 4,50 GBP/mo | ? | Research & science |
| AArticos | 29 USD | trial | Research & science |
 AlphaSense | not listed | trial | Research & science |
 Semantic Scholar | not listed | yes | Research & science |
 SciSpace | 12 USD/mo | ? | Research & science |
 Semrush | 117.33 USD/mo | yes | SEO |
 NotebookLM | 23,99 PLN/mo | ? | Research & science |
Each alternative in short
1. Elicit
AI research assistant that searches, summarizes and extracts data from academic papers, for researchers, analysts and R&D teams.
Yes, there is a free plan. Basic plan: limited usage for Research Agent and Research Reports, unlimited search across 138 million papers, unlimited summaries and chat with papers with full-text access, source viewing and Zotero import.
2. 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.
3. Articos
AI user research platform running synthetic user interviews and delivering structured research reports in about 30 minutes, for product, UX and marketing teams.
There is a free trial. 14-day free trial with 1,000 credits (around 2 full studies), no credit card required.
4. 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.
5. 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.
6. 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.
7. Semrush
All-in-one SEO and AI search visibility platform for tracking, researching, and growing brand presence across Google, AI answers, ads, and social.
Yes, there is a free plan. Free plan: 1 demo project, 10 reports per day across vital tools, help center and basic onboarding, and AI Visibility features. No credit card required.
8. 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.
FAQ
What is the best alternative to MentionBird?
The most popular option in the same category is Elicit. See the comparison table above.