Synop
Synop: A local-first YouTube summarizer with study tools, transcript chat, and knowledge-base sync. Ranked #8 of 25 in AI Video Summarizers by our editors (7.6/10); pricing: Free plan; best for self-hosters who want advanced YouTube analysis.
At a glance
- Editor score7.6 / 10
- PricingFree plan
- Best forSelf-hosters who want advanced YouTube analysis
- Free planYes
- Paid fromFree
- YouTube supportYes
- Facts checked21 Sep 2026
Where it wins
- Structured notes combine insights, actions, quotes, and speaker analysis.
- Study mode adds flashcards, quizzes, spaced repetition, and Anki decks.
- Local-first storage supports self-hosting and bring-your-own AI keys.
Where it doesn't
- AI-provider costs are separate under the bring-your-own-key model.
- Self-hosting requires a Node.js setup.
- Its input focus is YouTube videos, playlists, and channels.
Our verdict on Synop
Synop is an open-source AI video summarizer for people who want more than a short recap of a YouTube video. It turns videos into structured notes with insights, actions, quotes, topic clusters, and multi-speaker debate analysis. Students can use study mode for flashcards, quizzes, and spaced repetition, while researchers and creators can chat with transcripts, summarize playlists, and generate Anki decks. The product is available on the web and can also be self-hosted.
Synop’s main distinction is the depth of its YouTube analysis and the breadth of its follow-up workflows. Alongside summarization and transcript chat, it supports semantic topic clustering, chapter generation, Markdown and PDF exports, and synchronization with Notion and Obsidian. Its ecosystem also includes Anki, the YouTube Data API, and OpenAI-compatible providers such as OpenAI, DeepSeek, Groq, OpenRouter, Ollama, and Gemini. These connections make it suitable for turning video research into study materials or an organized knowledge base.
The local-first design stores data in a local SQLite database, and the bring-your-own-key model gives users control over their AI provider choice. The published product details show no paid plan structure; users should account for separate costs from the AI provider they select. Web access may suit users who want a ready interface, while self-hosting with Node.js is better for people comfortable managing their own environment. Choose Synop if YouTube is your primary source and you value structured analysis, exports, and local control. Consider another tool if you need a broader range of input sources beyond YouTube.
Your product? Our editors can test Synop in depth and publish a review, labelled as paid · from $149/mo →
Synop pricing
Synop fact sheet
| Free plan | Yes |
|---|---|
| Paid from | Free |
| YouTube support | Yes |
| Video uploads | Not verified |
| Transcript output | Yes |
| Chapter generation | Yes |
| Maximum video length | Not verified |
| Input sources | YouTube videos, YouTube playlists, YouTube channels |
| Deployment | Cloud, Self-hosted |
| Platforms | Web |
| Support | Community |
| Built for | Solo, Small business (editorial estimate) |
| Integrations | 11 integrations: Notion, Obsidian, Anki, OpenAI-compatible providers, OpenAI, DeepSeek … |
| Pricing | Free plan |
| Website | synop-ai.vercel.app |
| Facts checked | 21 Sep 2026 |
Synop integrations
Synop lists 11 integrations on its own site.
- Notion
- Obsidian
- Anki
- OpenAI-compatible providers
- OpenAI
- DeepSeek
- Groq
- OpenRouter
- Ollama
- Gemini
- YouTube Data API
Alternatives to Synop
- GlaspA flexible summarizer for YouTube, audio files, PDFs, transcripts, and saved research.8.9
- NoteGPTA flexible video summarizer for heavy YouTube use, batch work, and varied input sources.8.6
- MindgraspA broad AI study workspace that turns videos, lectures, and documents into study aids.8.0
Synop vs the competition
- Synop vs Glasp
- Synop vs NoteGPT
- Synop vs Mindgrasp
- Synop vs Video Highlight
- Synop vs SonicScribe
- Synop vs Summarize Video to Text
Compare Synop with any tool side by side →
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Featured on iTechGuides
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Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
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