Summarizes YouTube videos into brief highlights, automatically tracks new uploads from channels, and extracts key points to save viewing time.

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Get a dedicated desktop app for Sumlyze on Mac, Windows, and Linux with WebCatalog Desktop.

  • Launch Sumlyze directly from your Dock or taskbar.
  • Work without distractions in a dedicated window, separate from your browser tabs.
  • Manage multiple Sumlyze accounts and switch between them without logging out.

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Sumlyze is for students, researchers, creators, and anyone who follows multiple YouTube channels and wants to keep up without watching every new video. It creates concise summaries so you can scan the main ideas and decide what’s worth watching in full. Connect YouTube channels or add them manually to receive scheduled summaries of new uploads, or paste video links to summarize them on demand. Summaries can include bullet points, key quotes, and action items. You can choose from 16 output languages and adjust the instructions, style, and length. Sumlyze also lets you ask questions about a video and export or save summaries for later.

Disclaimer: WebCatalog is not affiliated, associated, authorized, endorsed by or in any way officially connected to Sumlyze. All product names, logos, and brands are property of their respective owners.

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