In May 2026, there are 88 AI Research Tool tools listed. Duck.ai ranks #1 with 651.3M monthly visits. Use AI is the fastest growing tool with 21.5% growth.
In May 2026, there are 88 AI Research Tool tools listed. Duck.ai ranks #1 with 651.3M monthly visits. Use AI is the fastest growing tool with 21.5% growth.
Rank | Tool | Monthly Visits | Growth | Growth Rate | Category | Description | |
|---|---|---|---|---|---|---|---|
🥇 | Duck.ai duckduckgo.com | 651.3M | -22.4M | -3.3% | AI Search Engine | Duck.ai offers a private and user-friendly search experience, ensuring your data stays secure. | |
🥈 |  Perplexity perplexity.ai | 154.9M | -12.0M | -7.2% | AI Search Engine | Perplexity AI is a smart search engine that delivers quick answers using AI. | |
🥉 |  NotebookLM notebooklm.google | 38.5M | +3.9M | 11.2% | AI Summarizer | NotebookLM is your go-to AI research assistant, offering quick summarization, insightful connections, and privacy-focused features for students, professionals, and creatives alike. | |
4 |  Use AI use.ai | 25.6M | +4.5M | 21.5% | AI Productivity Tools | Use AI is an all-in-one AI workspace offering GPT-5 access, content creation, research, and file analysis to boost productivity and creativity. | |
5 |  Prolific prolific.com | 16.4M | +556.4K | 3.5% | AI Research Tool | Prolific helps you gather high-quality data from real people quickly and efficiently. | |
6 |  Kaggle kaggle.com | 13.2M | +389.4K | 3.0% | AI Data Analytics | Kaggle is the world’s largest data science community, offering competitions, datasets, and learning resources to help you achieve your data science goals. | |
7 |  MyHeritage myheritage.com | 11.5M | -638.9K | -5.3% | AI Knowledge Base | MyHeritage is a comprehensive genealogy platform that helps you build your family tree, explore billions of historical records, and discover your ethnic background through DNA testing, all while connecting with relatives and bringing your family photos to life. | |
8 |  Gemma ai.google.dev | 11.0M | +338.4K | 3.2% | General LLM | Google AI Gemma offers lightweight, responsible, and high-performing AI models for diverse applications, from research to mobile and web services. | |
9 |  Semantic Scholar semanticscholar.org | 8.7M | +30.9K | 0.3% | AI Research Tool | Semantic Scholar is a free, AI-powered tool that helps you discover and understand scientific literature with ease. | |
10 |  Liner liner.com | 7.0M | +1.0M | 17.3% | AI Search Engine | Liner is a comprehensive AI tool that enhances your work with precise search, robust academic research, and efficient writing capabilities. | |
11 |  Consensus consensus.app | 5.9M | +785.8K | 15.4% | AI Search Engine | Consensus is an AI-powered search engine that helps you find and understand scientific research faster, with over 200 million papers and reliable, science-backed results. | |
12 |  Branded gobranded.com | 4.2M | -327.4K | -7.3% | AI Data Analytics | Branded connects you with real consumer data, ensuring quality insights through AI verification and diverse audience access. | |
13 |  Chatly chatlyai.app | 2.5M | +126.6K | 5.4% | AI Research Tool | Chatly AI Chat offers human-like interaction and multiple AI models for deep, accurate research and improved productivity, with features like image generation and web source citations. | |
14 |  Anara anara.com | 2.2M | -146.7K | -6.4% | AI Research Tool | Anara is an AI tool that helps researchers understand, organize, and write documents faster with smart features like instant summaries, cited responses, and collaborative editing.
| |
15 |  Benchling benchling.com | 1.6M | +24.3K | 1.5% | AI Research Tool | Benchling is a cloud-based biotech R&D platform that accelerates discovery through AI-powered workflows, structured data, and collaboration tools built for modern biology. | |
16 |  Jenni jenni.ai | 1.6M | +184.5K | 13.4% | AI Writing Assistants | Jenni AI is the ultimate research and writing assistant, trusted by over 4 million academics worldwide. From essays to research papers, Jenni makes writing faster, smarter, and more efficient. | |
17 |  ResearchRabbit researchrabbit.ai | 1.2M | +36.9K | 3.2% | AI Research Tool | ResearchRabbit is the ultimate tool for researchers, offering intuitive exploration, personalized recommendations, and powerful visualizations—all for free. | |
18 |  Vast.ai vast.ai | 1.2M | -526 | -0.1% | AI Research Tool | Vast.ai is the market leader in low-cost cloud GPU rental, offering secure, affordable, and easy-to-use solutions for AI workloads and machine learning projects. | |
19 |  Rayyan rayyan.ai | 1.1M | +73.6K | 6.9% | AI Reviews Assistant | Rayyan is an AI-powered tool that simplifies systematic literature reviews, saving time and improving collaboration.
| |
20 |  Scite scite.ai | 1.1M | +86.1K | 8.9% | AI Research Tool | Scite is an AI-powered research tool that helps users discover, evaluate, and cite scholarly content with confidence. Its Smart Citations and deep learning model provide verifiable insights, making research more reliable and efficient. |
Tools are assigned to categories based on their primary functionality and use case. Many tools appear in multiple categories if they serve multiple purposes.
Some AI domains are more developed and have more available tools. Popular categories like content generation or image creation naturally have more tools than newer or more specialized categories.
Browse the relevant category and sort by visits or growth to see the most popular or fastest-growing tools. You can also read the descriptions and visit the tools' websites to evaluate their features.
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