Turn content into
understanding
Paste any YouTube video, article, or PDF.
Get structured summaries with key points, timestamps, and evidence in seconds.
Universal workflow
Paste a link or text and we will route you before you commit.
/tool如何运作
总结任意内容，
秒级完成。
粘贴任意链接
YouTube 视频、网页文章、PDF 文档 — 只需粘贴链接，其余交给我们。
AI 提取洞察
获得结构化 TL;DR、带证据的关键要点、时间戳和可执行的行动建议。
保存或导出
复制为 Markdown、分享链接，或将摘要保存到库中供后续使用。
"This saved me hours of watching tech talks. Incredible tool."
— Software Engineer
"Finally understand YouTube tutorials in minutes instead of hours."
— Content Creator
"Best AI summarizer I've used. The timestamps are genius."
— Product Manager
Built for learning and research
Turn long videos into
actionable insights.
Summarize lectures, tutorials, and presentations — extract the key points and timestamps you need to learn faster.
Free plan with daily limits • Pro keeps library, chat, and exports ready
Who we help
Built for focused readers,
not vanity clicks.
The strongest retention comes from people who need to turn long content into notes, decisions, and repeatable knowledge workflows.
Product details that
hold up in daily use
AI-Powered Extraction
Smart summarization that actually works
Our AI doesn't just truncate text. It understands context, identifies key arguments, extracts evidence, and creates structured summaries that capture what really matters.
Main thesis identified with 94% confidence
3 supporting arguments extracted
Key data points: revenue +23%, users +41%
Timestamps & Navigation
Jump to any moment instantly
For YouTube videos, get clickable timestamps that take you directly to key moments. Never scrub through hours of content again.
02:15 — Introduction to core concepts
08:42 — Key breakthrough findings
15:30 — Practical applications
22:10 — Future implications
Evidence-Backed Points
Every claim grounded in source
Key points include direct quotes and citations. Verify anything instantly. Less hallucination, more trust.
"AI reduces manual review time by 73%" — p.12
"Cost savings averaged $2.4M annually" — p.28
Source reliability: ★★★★★ (peer-reviewed)
Save & Export Workflow
Library, Markdown, and share links
Keep recurring work organized. Free users can save a few summaries, while Pro unlocks unlimited library saves plus export-ready notes for Notion, Obsidian, and internal docs.
📚 Unlimited library saves (Pro)
📋 Copy as Markdown
🔗 Share as link
📄 Export-ready notes
常见问题
有问题？
我们有答案。
我们支持 YouTube 视频（含字幕）、网页文章和 PDF 文档。只需粘贴链接或上传文件，我们会自动提取并处理内容。
对于 YouTube 视频，我们从字幕中提取时间戳，并将关键要点链接到具体时刻。点击任意时间戳即可跳转到视频对应位置。
每个关键要点都包含证据 — 来自原文的直接引用，附带时间戳或页码。这使摘要基于实际内容，便于验证。
我们处理您的内容以生成摘要，但默认不会永久存储。免费用户最多可保存 3 个摘要，Pro 用户可无限保存到库中并可随时删除。我们从不使用您的数据训练模型。
可以！可将任意摘要导出为 Markdown，完美兼容 Notion、Obsidian、Roam 等笔记应用。格式保留结构、链接和证据。
有。免费方案需要登录，包含每日额度、较小的 PDF 配额和最多 3 个库保存。Pro 面向重度用户，提供更高额度、无限库保存和更好的工作流支持。
Ready to save hours?
Paste a link and get structured insights in seconds.
Free plan with daily limits • Works with YouTube, articles, PDFs • Pro keeps your library ready