20 SciSpace alternatives
SciSpace: An AI research assistant over 280 million papers — chat with PDFs, run literature reviews, and decode dense text. 20 apps do similar work, most sharing Citations, Research and Literature Review, ranked by how much they have in common with SciSpace.
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AI for systematic literature review — search 125 million papers, extract data into tables, and screen at scale.
Also: Citations, Literature Review, Research
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Research Solutions
Research platform whose Smart Citations show if later papers support or contrast a study, plus a cited AI research assistant.
Also: Citations, Literature Review, Research
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A clinical answer engine for doctors, grounded in peer-reviewed medical literature with citations on every claim.
Also: Citations, Literature Review, Research
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Enter one paper and get a visual graph of the work around it — prior art, derivatives, and adjacent research.
Also: Citations, Literature Review, Research
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A deep-search research assistant that reads full papers, not abstracts, to find work others miss.
Also: Citations, Literature Review, Research
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Citation-graph exploration for literature reviews — start from one paper and map the field around it visually.
Also: Citations, Literature Review, Research
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Consensus responsibly uses AI to help you conduct research faster
Also: Citations, Literature Review
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Deep-research AI agent that builds cited reports or structured datasets, scaling depth to your budget.
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Google
Google's AI research notebook (formerly NotebookLM): ask cited questions of your sources and turn them into audio, video and study guides.
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Lenz IO
Audit-grade fact-checking API for AI products — eight models across five stages, adversarial debate, and a full citation trail behind every verdict.
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Domain-specific AI for elite law firms and corporate legal teams — research, drafting, and diligence at scale.
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Perplexity AI
A web search engine that uses a large language model to process queries and synthesize responses based on web search results.
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Moonshot AI
Moonshot AI's assistant, known for very long context windows and strong agentic coding and research workflows.
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Advait Paliwal
Open-source AI research agent with a CLI and a local science workbench for deep literature review, paper retrieval and replication planning.
Also: Literature Review
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OCR for STEM documents: converts screenshots, handwriting and PDFs into LaTeX, Markdown and Word with equations and tables intact.
Also: PDF
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Vectify AI
A vectorless RAG engine that builds a tree index of long PDFs and lets an LLM reason its way to the right section, with page-level citations.
Also: PDF
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Scanfile Team
Translate PDF, EPUB, PowerPoint and subtitle files online, with format-specific previews and pay-as-you-go credits.
Also: PDF
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Damon Berger
MarkAny converts PDF, Word, Excel, PowerPoint, HTML, EPUB, and images to Markdown, and exports Markdown to other formats.
Also: PDF
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Readwise
Read-it-later app for articles, PDFs, EPUBs, newsletters, RSS and YouTube, with highlighting, AI chat and sync to Readwise reviews.
Also: PDF
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ElevenLabs
ElevenLabs' reader app: turns PDFs, ePubs, articles and its own audiobook catalogue into speech using 1,000+ voices across 30+ languages.
Also: PDF