# AI tools for researchers

Literature search, evidence screening, cited answer engines and data analysis — the tools that keep a claim traceable to a source.

## Stats

- 60 tools listed
- 54 free or freemium
- 21 with no paid plan at all
- 4 sub-categories covered

## FAQ

### What are the best free AI tools for researchers?

Flocci AI Tools lists 60 of them, ordered free tiers first: Ai2 Paper Finder (Asta), alphaXiv, marimo, Metaso AI Search (Mita) and MiroThinker. 54 of the 60 are free or have a free tier. Each entry states what it uniquely does rather than a score.

### Which of these are completely free?

21 on this page are marked fully free with no paid plan at all: Ai2 Paper Finder (Asta), alphaXiv, marimo, Metaso AI Search (Mita) and MiroThinker. The remaining 39 are freemium, trial or paid, and each is labelled with its exact tier so nothing surprises you at sign-up.

### How were these AI tools for researchers chosen?

They are every catalog entry in 4 sub-categories that map to what researchers actually do: search the literature, screen papers at speed, get cited answers, analyse a dataset. There is no sponsorship and no paid placement anywhere in the ordering.

## Quick picks

### Which Best AI Tools for Researchers work in a browser with no install?

Ai2 Paper Finder (Asta), alphaXiv, marimo, Metaso AI Search (Mita) and MiroThinker all work in a browser tab with no install needed — just open the site and go. 44 of the 54 free Best AI Tools for Researchers listed here are browser-based.

### Which Best AI Tools for Researchers let you sign in with Google?

alphaXiv, Metaso AI Search (Mita), ChatPDF, Felo and Gemini Deep Research support Google sign-in, so you can start without creating a new account. That's 8 of the 54 free Best AI Tools for Researchers on this page.

### Which Best AI Tools for Researchers have a mobile app?

Metaso AI Search (Mita), Baidu AI Search, ima.copilot (Tencent ima), Nano AI Search (360) and Anara have an iOS or Android app. 14 of the 54 free Best AI Tools for Researchers here can run on your phone.

### Which Best AI Tools for Researchers can you self-host or run offline?

DB-GPT, GPT Researcher, Jupyter AI, Open Notebook and PandasAI can be self-hosted or run locally without a browser — useful for privacy, air-gapped networks, or avoiding API rate limits. 7 of the 54 free Best AI Tools for Researchers here run offline.

## Tools

- [Ai2 Paper Finder (Asta)](https://aitools.flocci.in/tool/ai2-paper-finder-asta) — Free — Agentic literature-search tool built by Ai2, now folded into the broader 'Asta' research-agent platform
- [alphaXiv](https://aitools.flocci.in/tool/alphaxiv) — Free — Free overlay for arXiv papers with public discussion/comment threads per paper
- [marimo](https://aitools.flocci.in/tool/marimo) — Free — Reactive Python notebook stored as plain .py files, git-friendly
- [Metaso AI Search (Mita)](https://aitools.flocci.in/tool/metaso-ai-search-mita) — Free — Ad-free AI search with direct answers
- [MiroThinker](https://aitools.flocci.in/tool/mirothinker) — Free — Deep research agent with up to 300 tool calls per task and 256K context
- [Morphic](https://aitools.flocci.in/tool/morphic) — Free — Open-source, Apache 2.0, self-hostable generative-UI search engine
- [ResearchRabbit](https://aitools.flocci.in/tool/researchrabbit) — Free — Visual citation-network mapping across 310M+ papers
- [Scira](https://aitools.flocci.in/tool/scira) — Free — Free, no credit card required
- [Semantic Scholar](https://aitools.flocci.in/tool/semantic-scholar) — Free — Fully free AI-powered search across 237M+ scientific papers
- [STORM (Stanford)](https://aitools.flocci.in/tool/storm-stanford) — Free — MIT-licensed open-source system that researches a topic and writes a full cited report
- [Tongyi DeepResearch](https://aitools.flocci.in/tool/tongyi-deepresearch) — Free — 30.5B-parameter MoE agent (3.3B active) with 128K context for long-horizon research
- [Baidu AI Search](https://aitools.flocci.in/tool/baidu-ai-search) — Free — Ad-free AI answers built on Baidu Search, Wenku, Health and Law content
- [DB-GPT](https://aitools.flocci.in/tool/db-gpt) — Free — Asks questions over databases, CSV and Excel files in natural language
- [GPT Researcher](https://aitools.flocci.in/tool/gpt-researcher) — Free — Planner and executor agents gather from 20+ web sources
- [ima.copilot (Tencent ima)](https://aitools.flocci.in/tool/ima-copilot-tencent-ima) — Free — AI workbench that searches, reads and writes from a personal knowledge base
- [Jupyter AI](https://aitools.flocci.in/tool/jupyter-ai) — Free — Connects AI agents (Claude, Gemini and others) to JupyterLab via Agent Client Protocol
- [Nano AI Search (360)](https://aitools.flocci.in/tool/nano-ai-search-360) — Free — Calls 16+ Chinese large models (Doubao, Ernie, Qwen, MiniMax) in one search
- [Open Notebook](https://aitools.flocci.in/tool/open-notebook) — Free — Self-hosted NotebookLM alternative over PDFs, video, audio and web pages
- [PandasAI](https://aitools.flocci.in/tool/pandasai) — Free — Open-source Python library: ask natural-language questions over dataframes/CSVs/warehouses
- [PaperQA2](https://aitools.flocci.in/tool/paperqa2) — Free — RAG over PDFs with in-text citations grounded in passages
- [Perplexica](https://aitools.flocci.in/tool/perplexica) — Free — MIT-licensed, fully self-hostable open-source Perplexity clone
- [Anara](https://aitools.flocci.in/tool/anara) — Freemium — Cited answers linked to exact passages in papers and uploaded files
- [ChatGPT Data Analysis](https://aitools.flocci.in/tool/chatgpt-data-analysis) — Freemium — Upload data and analyze with Python
- [ChatGPT Deep Research](https://aitools.flocci.in/tool/chatgpt-deep-research) — Freemium — Runs up to ~30 min for exhaustive reports
- [ChatGPT Search](https://aitools.flocci.in/tool/chatgpt-search) — Freemium — Real-time web answers inside ChatGPT
- [ChatPDF](https://aitools.flocci.in/tool/chatpdf) — Freemium — Chat with any PDF or document
- [Connected Papers](https://aitools.flocci.in/tool/connected-papers) — Freemium — Visual graph of related papers built from co-citation analysis
- [Consensus](https://aitools.flocci.in/tool/consensus) — Freemium — Answers grounded in peer-reviewed papers
- [Deepnote](https://aitools.flocci.in/tool/deepnote) — Freemium — Collaborative Jupyter-style notebook with built-in AI code gen/explain/edit
- [Elicit](https://aitools.flocci.in/tool/elicit) — Freemium — Find and summarize research papers
- [Emergent Mind](https://aitools.flocci.in/tool/emergent-mind) — Freemium — Surfaces trending arXiv papers with video/whiteboard-style explainers
- [Exa](https://aitools.flocci.in/tool/exa) — Freemium — Search API built specifically for AI agents/LLMs, not humans
- [Felo](https://aitools.flocci.in/tool/felo) — Freemium — Free multilingual AI search & creation platform
- [Formula Bot](https://aitools.flocci.in/tool/formula-bot) — Freemium — Now continues as Better Analyst (formulabot.com redirects there)
- [Gemini Deep Research](https://aitools.flocci.in/tool/gemini-deep-research) — Freemium — Multi-step research across the web
- [Google Colab AI](https://aitools.flocci.in/tool/google-colab-ai) — Freemium — Data Science Agent builds a full analysis notebook from a prompt
- [Grok DeeperSearch](https://aitools.flocci.in/tool/grok-deepersearch) — Freemium — Live search across X and the open web
- [Hex](https://aitools.flocci.in/tool/hex) — Freemium — Collaborative data notebooks with AI
- [iAsk.ai](https://aitools.flocci.in/tool/iask-ai) — Freemium — Free AI answer engine aimed at students/researchers
- [Julius AI](https://aitools.flocci.in/tool/julius-ai) — Freemium — Ask questions of your CSV/Excel in plain English
- [Komo](https://aitools.flocci.in/tool/komo) — Freemium — Fast, ad-free AI search
- [Litmaps](https://aitools.flocci.in/tool/litmaps) — Freemium — Network-map visualization of citations across a research topic
- [NotebookLM](https://aitools.flocci.in/tool/notebooklm) — Freemium — Grounded answers from your own sources
- [Paperpal](https://aitools.flocci.in/tool/paperpal) — Freemium — AI rewriting, translation and citation finding for manuscripts
- [Parallel](https://aitools.flocci.in/tool/parallel) — Freemium — Recurring monthly free allowance of several thousand requests
- [Perplexity](https://aitools.flocci.in/tool/perplexity) — Freemium — Cited, real-time answers (1B+ queries/quarter)
- [Powerdrill](https://aitools.flocci.in/tool/powerdrill) — Freemium — Agent workspace that auto-generates charts/reports from spreadsheets, PDFs, docs
- [Quadratic](https://aitools.flocci.in/tool/quadratic) — Freemium — Single grid runs Python, SQL, JavaScript and formulas together
- [Rows](https://aitools.flocci.in/tool/rows) — Freemium — Spreadsheet with a built-in AI analyst
- [Scholarcy](https://aitools.flocci.in/tool/scholarcy) — Freemium — Auto-generates 'summary flashcards' from papers/reports in seconds
- ... and 10 more — see the full list on the page.
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Source: Flocci AI Tools — https://aitools.flocci.in/best/ai-tools-for-researchers

Facts last verified: October 2026