In December 2025, there are 140 AI Search Engine tools listed. Microsoft Bing ranks #1 with 3.4B monthly visits. Grok 2 is the fastest growing tool with 32.3% growth.
In December 2025, there are 140 AI Search Engine tools listed. Microsoft Bing ranks #1 with 3.4B monthly visits. Grok 2 is the fastest growing tool with 32.3% growth.
Rank | Tool | Monthly Visits | Growth | Growth Rate | Category | Description | |
|---|---|---|---|---|---|---|---|
1 |  Microsoft Bing AI Search Engine | 3.4B | -124.6M | -3.6% | AI Search Engine | Bing is a powerful, AI-driven search engine that offers fast, secure, and personalized search experiences. From generating images to planning trips, Bing is your ultimate online companion. | |
2 |  Microsoft Knowledge Exploration AI Search Engine | 1.2B | -117.2M | -9.1% | AI Search Engine | Project Knowledge Exploration simplifies data search with natural language, making it accessible and efficient for everyone. | |
3 |  Duck.ai AI Search Engine | 680.4M | -27.5M | -3.9% | AI Search Engine | Duck.ai offers a private and user-friendly search experience, ensuring your data stays secure. | |
4 |  Perplexity AI Search Engine | 189.0M | -29.8M | -13.6% | AI Search Engine | Perplexity AI is a smart search engine that delivers quick answers using AI. | |
5 |  Comet AI Search Engine | 189.0M | -29.8M | -13.6% | AI Search Engine | Perplexity AI Comet is your shortcut to smarter, faster searches. Whether you’re studying, working, or just exploring, it delivers trustworthy answers in seconds. | |
6 |  Notion AI AI Search Engine | 165.2M | -12.9M | -7.2% | AI Search Engine | Notion AI is your ultimate workspace assistant, offering search, content generation, analysis, and chat—all in one place. It’s designed to make your work smarter, faster, and more efficient. | |
7 |  Grok 2 AI Code Assistant | 29.6M | +7.2M | 32.3% | AI Code Assistant | Grok by xAI is your go-to AI companion for honest answers, real-time insights, and creative solutions. Whether you're a student, professional, or creative, Grok has the tools to help you succeed. | |
8 |  AI Reverse Image Search AI Image Recognition | 21.9M | -1.2M | -5.2% | AI Image Recognition | Vecteezy's Free AI Reverse Image Search is a powerful, user-friendly tool for finding similar, high-quality, and licensable images. Perfect for creatives and professionals alike. | |
9 |  Genspark.ai AI Search Engine | 10.8M | +1.7M | 18.7% | AI Search Engine | Genspark redefines search with its Agentic Engine, offering smart, efficient, and reliable results for all your needs. | |
10 |  Semantic Scholar AI Research Tool | 7.2M | +583.1K | 8.8% | AI Research Tool | Semantic Scholar is a free, AI-powered tool that helps you discover and understand scientific literature with ease. | |
11 |  秘塔AI搜索 AI Search Engine | 6.2M | -220.0K | -3.4% | AI Search Engine | 秘塔AI搜索 offers an ad-free, user-friendly search experience for all your information needs. | |
12 |  Consensus AI Search Engine | 4.4M | -2.2K | -0.1% | 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. | |
13 |  PimEyes AI Face Recognition | 4.1M | -164.5K | -3.9% | AI Face Recognition | PimEyes is a powerful tool for face recognition and reverse image search, helping you protect your privacy and monitor your online presence. | |
14 |  Kagi Search AI Search Engine | 3.5M | +275.3K | 8.6% | AI Search Engine | Kagi Search offers ad-free, privacy-focused search results tailored to your needs. | |
15 |  Glean AI Productivity Tools | 2.0M | -480.6K | -19.4% | AI Productivity Tools | Glean is the Work AI platform that connects to your enterprise's data, helping you find, create, and automate tasks efficiently. It’s a game-changer for productivity and security. | |
16 |  Accio AI Search Engine | 1.9M | -256.4K | -11.9% | AI Search Engine | Accio is your go-to AI sourcing engine for finding products and insights effortlessly. | |
17 |  YOU AI Productivity Tools | 1.8M | -326.1K | -15.5% | AI Productivity Tools | You.com is an AI-powered platform that enhances workplace productivity with deep research, custom AI agents, and advanced tools for various professional needs. | |
18 |  Lenso.ai AI Image Recognition | 1.7M | -199.4K | -10.5% | AI Image Recognition | Lenso.ai is an AI-powered reverse image search tool that helps you find faces, places, duplicates, and similar images with ease. Perfect for protecting copyrights, tracking your digital footprint, or exploring related content.
| |
19 |  Felo AI Search Engine | 1.7M | +143.4K | 9.3% | AI Search Engine | Felo is a free AI search engine that simplifies finding and understanding global knowledge. | |
20 |  vLex AI Legal Assistant | 1.6M | -60.0K | -3.7% | AI Legal Assistant | vLex is an AI-powered legal research platform offering live case law, statutes, and advanced tools like Vincent AI to streamline your workflow.
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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.
Yes, our rankings are based on objective traffic data and are not influenced by sponsorships or partnerships. We aim to provide an unbiased view of the AI tool ecosystem.
If you know a great AI tool that's not in our list, you can submit it through the 'Submit' feature on our homepage. We regularly review new submissions and add high-quality tools to our directory.