# AI tools for “PDF assistant”

2,000 matching tools; showing 24, ranked by relevance.

Related categories: [ai-pdf](https://openaitools.app/category/ai-pdf.md), [ai-assistant](https://openaitools.app/category/ai-assistant.md)

| # | Tool Name | Monthly Visits | MoM Growth Rate | Pricing Model | Summary | Why it matched | Profile (Markdown) |
| :--- | :--- | :--- | :--- | :--- | :--- | :--- | :--- |
| 1 | [PDFgear](https://openaitools.app/tool/pdfgear) | 2,845,280 | -3.4% | Free | A free, AI-powered PDF editor for every device | category: ai-pdf; keywords 100%; semantic match | [.md](https://openaitools.app/tool/pdfgear.md) |
| 2 | [ChatPDF](https://openaitools.app/tool/chatpdf) | 1,044,477 | -3.7% | Freemium | Chat with any PDF, video, or website and get cited answers in seconds | category: ai-pdf, ai-assistant; keywords 100%; semantic match | [.md](https://openaitools.app/tool/chatpdf.md) |
| 3 | [AskYourPDF](https://openaitools.app/tool/askyourpdf) | 127,733 | +14.1% | Freemium | Chat with any PDF and add an AI chatbot trained on your own content | category: ai-pdf, ai-assistant; keywords 100%; semantic match | [.md](https://openaitools.app/tool/askyourpdf.md) |
| 4 | [Sider](https://openaitools.app/tool/sider) | 2,644,740 | -10.6% | Freemium | AI sidebar and browser agent for reading, writing and research | category: ai-pdf, ai-assistant; keywords 100%; semantic match | [.md](https://openaitools.app/tool/sider.md) |
| 5 | [PDF.ai](https://openaitools.app/tool/pdf-ai) | 387,819 | -5.5% | Freemium, Free Trial | Chat with any PDF and get cited answers instantly | category: ai-pdf; keywords 77%; semantic match | [.md](https://openaitools.app/tool/pdf-ai.md) |
| 6 | [UPDF AI](https://openaitools.app/tool/updf-ai) | 1,050,387 | -7.2% | Freemium, Free Trial, Paid | Cross-platform PDF editing with GPT-powered AI for reading, translating, and signing documents | category: ai-pdf; keywords 77%; semantic match | [.md](https://openaitools.app/tool/updf-ai.md) |
| 7 | [PopAi](https://openaitools.app/tool/popai-pro) | 177,487 | -5.4% | Freemium | Turn prompts and documents into editable presentations with AI | category: ai-pdf, ai-assistant; keywords 100%; semantic match | [.md](https://openaitools.app/tool/popai-pro.md) |
| 8 | [LightPDF](https://openaitools.app/tool/lightpdf-com) | 1,742,568 | -15.3% | Freemium | Free AI-powered PDF editor, converter and reader for every device | category: ai-pdf; keywords 77%; semantic match | [.md](https://openaitools.app/tool/lightpdf-com.md) |
| 9 | [TheToolBus](https://openaitools.app/tool/thetoolbus-ai) | 154,850 | +19.2% | Free, Paid | 162+ free browser-based tools for PDFs, images, text, and quick conversions | category: ai-pdf; keywords 100%; semantic match | [.md](https://openaitools.app/tool/thetoolbus-ai.md) |
| 10 | [Adobe Firefly](https://openaitools.app/tool/adobe) | 396,998,213 | -8.6% | Freemium | Commercially safe generative AI workspace for images, video, audio, vectors, and multi-model creative production. | category: ai-pdf; keywords 77% | [.md](https://openaitools.app/tool/adobe.md) |
| 11 | [Instafill.ai](https://openaitools.app/tool/instafill) | 35,630 | -36.6% | Free Trial, Paid, Contact for Pricing | AI that fills your PDF and Word forms for you | category: ai-pdf, ai-assistant; keywords 100%; semantic match | [.md](https://openaitools.app/tool/instafill.md) |
| 12 | [Tenorshare AI Chat PDF Tool](https://openaitools.app/tool/tenorshare-ai-chat-pdf-tool) | 90,781 | +30.4% | Freemium | Chat with PDFs, summarize documents and draft content in one AI workspace | category: ai-pdf; keywords 100%; semantic match | [.md](https://openaitools.app/tool/tenorshare-ai-chat-pdf-tool.md) |
| 13 | [pdf.net](https://openaitools.app/tool/pdf-net) | 1,257,131 | -22.3% | Freemium, Free | All-in-one online PDF editor with AI helpers for reading, summarizing, and generating documents | keywords 100%; semantic match | [.md](https://openaitools.app/tool/pdf-net.md) |
| 14 | [Underleaf](https://openaitools.app/tool/underleaf) | 222,941 | -1.9% | Freemium | AI LaTeX assistant: turn notes, PDFs, and handwriting into clean LaTeX | category: ai-pdf; keywords 100%; semantic match | [.md](https://openaitools.app/tool/underleaf.md) |
| 15 | [aiPDF](https://openaitools.app/tool/aipdf) | 3,816 | -26.2% | Freemium | Chat with PDFs, books, websites, YouTube videos and podcasts | category: ai-pdf; keywords 100%; semantic match | [.md](https://openaitools.app/tool/aipdf.md) |
| 16 | [Chatbox AI](https://openaitools.app/tool/chatbox-ai) | 3,291,252 | +3.8% | Paid | Every major AI model in one subscription | category: ai-pdf, ai-assistant; keywords 100% | [.md](https://openaitools.app/tool/chatbox-ai.md) |
| 17 | [Humata AI](https://openaitools.app/tool/humata-ai) | 57,233 | -32.1% | Freemium, Paid, Contact for Pricing | AI knowledge base for your documents | category: ai-pdf; keywords 100%; semantic match | [.md](https://openaitools.app/tool/humata-ai.md) |
| 18 | [Chatgot](https://openaitools.app/tool/chatgot) | 147,863 | -12% | Free Trial | Free multi-model AI assistant for chat, writing, images and PDFs | category: ai-assistant; keywords 100%; semantic match | [.md](https://openaitools.app/tool/chatgot.md) |
| 19 | [Monica](https://openaitools.app/tool/monica-ai) | 4,512,775 | -11.3% | Freemium | All-in-one AI assistant across web, browser, desktop and mobile | category: ai-assistant; keywords 100% | [.md](https://openaitools.app/tool/monica-ai.md) |
| 20 | [Claude](https://openaitools.app/tool/claude-2) | 1,253,439,413 | +23.8% | Freemium | Anthropic's frontier AI workspace powered by Claude 5.5 for agentic coding, analysis, and nuanced writing. | category: ai-assistant | [.md](https://openaitools.app/tool/claude-2.md) |
| 21 | [PDF Summarizer](https://openaitools.app/tool/pdf-summarizer) | 5,615 | -11.9% | Freemium | Turn long PDFs into summaries, key points, and answers | category: ai-pdf; keywords 100%; semantic match | [.md](https://openaitools.app/tool/pdf-summarizer.md) |
| 22 | [Honeybear.ai](https://openaitools.app/tool/honeybear-ai) | 13,840 | -22.6% | Freemium | Ask questions across your PDFs, videos and documents | category: ai-pdf, ai-assistant; keywords 100%; semantic match | [.md](https://openaitools.app/tool/honeybear-ai.md) |
| 23 | [Goodnotes](https://openaitools.app/tool/goodnotes) | 3,227,341 | +10.8% | Freemium, Free Trial | Handwritten notes, PDF markup, and AI study tools on one canvas | keywords 100%; semantic match | [.md](https://openaitools.app/tool/goodnotes.md) |
| 24 | [NoteGPT](https://openaitools.app/tool/notegpt) | 6,166,674 | -10.6% | Freemium | An AI agent that summarizes, transcribes, and turns your ideas into slides, docs, and media | category: ai-assistant; keywords 100% | [.md](https://openaitools.app/tool/notegpt.md) |

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Source: https://openaitools.app/?q=PDF%20assistant

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