Litmaps is a literature review and citation mapping platform built for researchers, students, and industry professionals who need to discover and track scientific papers. Instead of relying only on keyword search, it uses citation networks to connect related articles, addressing a common problem with traditional academic search: relevant papers get missed when terminology varies across studies.
The tool generates interactive node-link diagrams called literature maps, built from one or more seed articles or an imported reference library. Litmaps analyzes reference lists, forward citations, and co-citation patterns, then plots papers on a two-dimensional graph with publication date on one axis and citation relevance on the other, showing how a research field developed over time.
Litmaps searches a catalogue of more than 270 million papers. Its main differentiators are the timeline layout, automated discovery tools called Litmaps Discover and Depth Search, ongoing email alerts for new publications tied to a saved map, and file compatibility with Zotero, Mendeley, and EndNote.
The platform positions itself between static citation management and active literature monitoring, aiming to reduce the manual search time researchers spend keeping up with a field.
Pricing
Litmaps offers a permanent free plan limited to 2 Litmaps, 100 articles per map, and basic search capped at 20 inputs, with no monitoring alerts included. The Pro plan starts at $10 per month, but that rate applies only to annual billing ($120 per year); monthly billing costs more, and the discounted education rate requires an academic email address. A separate Team plan adds unlimited team-wide collaboration and is priced by contacting Litmaps directly, and larger Enterprise or institutional licensing is also handled through custom quotes.
* Disclaimer: Please note that pricing information may not be up to date. For the most accurate and current pricing details, refer to the official website.
Key Features
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Seed-based literature mapping from one or more starting papers
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Timeline graph plotting papers by year and citation relevance
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Litmaps Discover surfaces papers keyword search may miss
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Automated email alerts for new citations to a map
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Depth Search expands exploration across citation generations
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Reference file import and export in .bib, .ris, and .csv
Use Cases
Systematic Literature Reviews
Researchers and graduate students summarizing existing work for papers, dissertations, or grant proposals use Litmaps to trace a topic from foundational studies to recent publications. Mapping citation pathways helps avoid missing seminal articles that keyword search alone might overlook.
Finding Unexplored Research Gaps
Scholars looking for novel thesis topics use the visual map to spot where two research clusters or author networks are not yet connected. These gaps in the citation graph can point toward open questions worth pursuing.
Monitoring a Research Niche
Postdoctoral researchers and faculty use automated alerts to track new publications in their specialty without rerunning manual searches every week. Litmaps emails users when a newly indexed paper cites a key article in their saved map.
Course Literature Mapping
Undergraduate and master’s students starting a research paper use a single syllabus reading as a seed to explore the top-cited background literature. This gives a quick visual orientation to an unfamiliar topic.
Cross-Disciplinary R&D Synthesis
Corporate R&D professionals and industry scientists use Litmaps to get up to speed on academic work outside their core field. The map shows how foundational research has translated into more recent applied studies.
Strengths & Weaknesses
Strengths
Chronological citation visualization makes tracing foundational research intuitive.
Automated monitoring keeps researchers current without repeated manual searches.
File compatibility with Zotero, Mendeley, and EndNote simplifies reference workflows.
Citation-network discovery surfaces papers that keyword searches often miss.
Shareable map links make collaboration with co-authors and advisors straightforward.
Weaknesses
The free plan caps users at 2 maps, 100 articles per map, and 20 search inputs.
The advertised $10 per month rate applies only to annual billing, not monthly plans.
Coverage depends on open-access indexes, so some niche or non-indexed journals may be missed.
There is no offline desktop app or built-in full-text PDF summarization.
Who Is This For?
Academic Faculty & Postdoctoral Researchers: Build thorough literature reviews, track citation networks, and stay current on new research in their field.
Graduate & Undergraduate Students: Get an accessible, visual entry point into unfamiliar scholarly topics for theses, dissertations, and term papers.
Industry R&D and Biotech Professionals: Synthesize scientific literature quickly to support product development and evidence-based decisions.
Academic Librarians & Research Support Staff: Use the platform to teach systematic literature search methods to students and faculty.
Frequently Asked Questions
How does Litmaps find papers without relying only on keywords?
Litmaps traces reference lists and citation threads, surfacing structurally connected papers regardless of the exact wording used in a search.
What exactly does the free plan include?
The free plan is limited to 2 Litmaps, 100 articles per map, and basic search capped at 20 inputs, with no automated monitoring alerts.
Is the $10 per month Pro price the same for monthly billing?
No. The $10 per month rate applies to annual billing at $120 per year. Monthly billing is priced higher.
Do students get a discount on Litmaps Pro?
Yes. Users with an academic email address qualify for a discounted education rate on the Pro plan.
Does Litmaps integrate with reference managers?
Yes, Litmaps supports import and export in BibTeX, RIS, and CSV formats, which covers Zotero, Mendeley, and EndNote.
Can I share a literature map with co-authors or advisors?
Yes, Litmaps generates shareable links so collaborators can view and interact with a map online.
Where does Litmaps get its paper data from?
Litmaps pulls metadata, abstracts, and citation links from open scholarly databases including OpenAlex, Crossref, and Semantic Scholar, covering a catalogue of more than 270 million papers.
Is there a plan for research teams or labs?
Yes, a Team plan adds unlimited team-wide collaboration, priced separately by contacting Litmaps directly.
Is Litmaps available as a desktop application?
No, Litmaps runs as a web application only and does not offer offline desktop software.
Litmaps integrates with Zotero, Mendeley, and EndNote via BibTeX and RIS file exchange, and connects to ORCID to import authored publications. It also draws background paper data from OpenAlex, Crossref, and Semantic Scholar.