Roten.X DevTool 每月有 0 次造訪,月增率 —,定價模式為免費增值。Vidnotes 每月有 0 次造訪,成長率 —,定價模式為免費。

把 recitation 錄音變成 AI 筆記的免費 Chrome 擴充功能
| 面向/指標 | ![]() | ![]() |
|---|---|---|
| 官方網域 | chromewebstore.google.com | chromewebstore.google.com |
| 定價模式 | 免費增值 | 免費 |
| 每月造訪次數 | 0 (0) | 0 (0) |
| 月流量變化量 | 0 (—) | 0 (—) |
| 主要市場與市佔 | 🌐 全球 (—) | 🌐 全球 (—) |
| 每月直接造訪 | 0 | 0 |
| 使用者評分 | 4 | 4 |
| 支援平台 | 瀏覽器擴充功能 | 瀏覽器擴充功能 |

AI 筆記、影片簡化與重點標註,全部整合在一個 Chrome 側欄中
在課程播放過程中,Roten.X DevTool 會記錄結構化的時間關聯筆記,讓你直接跳回某個概念被講解的準確時刻。
冗長或術語堆砌的影片會被改寫成簡短易讀的解說,凸顯對考試或作業真正重要的論點與定義。
為影片中重要的時刻加上書籤與劃線,之後可瞬間返回,而不必重新拖動整條時間軸。
直接從頁面擷取圖表、投影片與公式,加上註解,並與文字筆記存放在一起。

把 recitation 錄音變成 AI 筆記的免費 Chrome 擴充功能
播放 Columbia recitation 錄音,擴充功能會依語音內容草擬 AI 筆記,你無須自行轉錄。
筆記與錄音中的時間戳綁定,方便跳回某個觀點被提到的確切時刻。
筆記把整節課濃縮成重點,考前複習只需幾分鐘而非數小時。
以輕量 Chrome 擴充功能形式安裝,開發者聲明不收集也不販售使用者資料。
Knowt is a free study platform and the most popular Quizlet alternative, combining flashcards, note-taking, and AI study tools. Students can turn PDFs, lecture recordings, slides, and videos into flashcards, notes, and practice tests automatically.
Studley AI is a study platform that turns almost any material into interactive notes, flashcards, quizzes, and podcasts, backed by an AI tutor. Upload a file, a video, or a lecture and turn it into active-recall study sets.
Studley AI is a study platform that turns almost any material into interactive notes, flashcards, quizzes, and podcasts, backed by an AI tutor. Upload a file, a video, or a lecture and turn it into active-recall study sets.
ThetaWave AI is an AI note taker for students that captures live lectures and converts PDFs, slides, videos, YouTube links, and articles into structured notes, flashcards, quizzes, and mind maps — all in one study workspace.
ThetaWave AI is an AI note taker for students that captures live lectures and converts PDFs, slides, videos, YouTube links, and articles into structured notes, flashcards, quizzes, and mind maps — all in one study workspace.
邊看影片邊自動寫學習筆記的 AI 助手

Noiz is an AI YouTube summarizer that turns any video into key ideas, timestamped notes, and readable transcripts in seconds. It runs as a browser extension plus iOS and Android apps, so you can summarize while you watch instead of switching tabs, opening a chatbot, or writing prompts.
Noiz is an AI YouTube summarizer that turns any video into key ideas, timestamped notes, and readable transcripts in seconds. It runs as a browser extension plus iOS and Android apps, so you can summarize while you watch instead of switching tabs, opening a chatbot, or writing prompts.
用 AI 摘要把長影片瞬間變成關鍵要點
Summarize.ing is a web app that converts long YouTube videos into concise, structured summaries in about a minute — no need to watch the whole thing. Paste a video link and it returns highlights, a mind map, segmented notes, key concepts, and a set of auto-generated Q&As so you can absorb the substance of a lecture, review, or tutorial quickly.
Summarize.ing is a web app that converts long YouTube videos into concise, structured summaries in about a minute — no need to watch the whole thing. Paste a video link and it returns highlights, a mind map, segmented notes, key concepts, and a set of auto-generated Q&As so you can absorb the substance of a lecture, review, or tutorial quickly.

Audionotes records or ingests voice notes, meeting audio, video files, images and YouTube links, then transcribes them in 99+ languages and turns them into structured summaries, meeting minutes, lecture notes, journals or custom templates you can search and share.
Audionotes records or ingests voice notes, meeting audio, video files, images and YouTube links, then transcribes them in 99+ languages and turns them into structured summaries, meeting minutes, lecture notes, journals or custom templates you can search and share.
專項更強截圖任意題目,即時獲得 AI 解答