Summarize Multiple Formats
Summarize PDFs, Word documents, presentations, text, webpages, articles, and more from one convenient workspace.
AI Summarizer for All Types of Content
Turn long text, PDFs, documents, articles, and videos into clear, concise summaries in seconds. Extract the key points, main ideas, and useful insights without reading or watching everything.
拖入文件，或点击上传
DocumentsPDF、DOCX、TXT
ImagesPNG、JPG、WEBP
AudioMP3、WAV、M4A
VideoMP4、MOV、AVI
1M+Summaries Generated
370K+Hours Saved Monthly
4.9Average User Rating
Why Choose Our AI Summary Generator?
Context-Aware Answers
Our AI understands the context of your content, helping you get meaningful answers and summaries instead of generic keyword-based results.
Multi-File Chats
Upload multiple files and analyze them together. Compare documents, connect ideas, and find information across your content.
Source-Grounded Insights
Get answers based on the content you provide, making it easier to trace important information back to the original source.
Works in Any Language
Summarize and understand content in multiple languages without manually translating everything first.
Built for Real Workflows
From research and studying to meetings and business documents, Lunote helps you turn information into useful insights faster.
Private & Secure
Your uploaded content is handled with privacy in mind, so you can work with important documents without unnecessary friction.
Multi-File Contextual Chats
Ask questions across multiple files at once. Upload research papers, reports, presentations, notes, or other documents and let AI connect the information for you.
Chat With Your Content
Don't stop at a one-click summary. Ask follow-up questions, clarify confusing sections, find specific information, and explore your content through natural conversations.
Accurate Citations & Source Tracking
Know where your answers come from. Quickly trace important information back to the relevant content and review the original source when you need more context.
Powered by Advanced AI Models
Turn lengthy content into clear, useful summaries with advanced AI models designed to understand context, identify key ideas, and organize complex information.
How to Summarize Content with AI in 3 Simple Steps
Step 1: Add Your Content
Upload a file, paste a link, or add the text you want summarized.
Step 2: Generate the Summary
Let AI extract the main ideas, structure, and key takeaways.
Step 3: Review and Continue
Edit the summary or continue into notes, flashcards, and Q&A.
Who Is Our AI Summarizer For?
Turn long-form content into summaries for study, research, publishing, training, and reporting.
AI Text Summarizer
Paste long text, essays, notes, emails, or transcripts and instantly turn them into concise summaries and key takeaways.
AI PDF Summarizer
Upload research papers, reports, ebooks, manuals, and other PDFs to quickly understand the most important information.
AI Article Summarizer
Summarize long articles, blog posts, news stories, and webpages without reading every paragraph.
AI YouTube Summarizer
Get the key ideas from YouTube videos without watching the entire video. Perfect for lectures, tutorials, interviews, and educational content.
AI Document Summarizer
Summarize Word files, presentations, business documents, and other supported formats while keeping the important context intact.
AI Meeting Summarizer
Turn meeting transcripts and notes into concise summaries, decisions, action items, and important takeaways.
用户怎么说
Megan C.
在线学习者
“我用 Lunote 总结长报告和录播课。先看清要点，再决定哪些值得细看。”
Dylan B.
研究生
“考前 Lunote 能把密集的论文和讲座收成聚焦摘要，复习关键概念不用把原文再读一遍。”
Erin W.
内容策略
“Lunote 能帮我快速总结竞品文章和行业研究。不用花一下午做背景阅读，也能看出有用趋势。”
Ryan M.
产品经理
“我用 Lunote 总结客户通话和反馈报告。团队更容易看到反复出现的问题，再决定下一步查什么。”
Hannah P.
研究助理
“细读之前，Lunote 能先给我一篇长论文的清晰概览，方便优先处理最相关的来源。”
Your Everyday AI Toolkit
Quick tasks? We’ve got you covered. Use our free standalone tools to boost your daily productivity.
Frequently asked questions
An AI summarizer is a tool that uses artificial intelligence to analyze long content and create a shorter version containing the most important ideas, facts, and key takeaways.