Goodnotes 每月有 3,227,341 次造訪，月增率 +10.8%，定價模式為免費增值、免費試用。Notability 每月有 0 次造訪，成長率 0%，定價模式為免費增值。
手寫筆記、PDF 註記與 AI 學習工具，都在同一塊畫布上
| 面向／指標 | |  |
|---|---|---|
| 官方網域 | goodnotes.com | notability.ai |
| 定價模式 | 免費增值、免費試用 | 免費增值 |
| 每月造訪次數 | 322.73萬 (3,227,341) | 0 (0) |
| 月流量變化量 | +31.47萬 (+10.8%) | 0 (0%) |
| 主要市場與市佔 | 🇺🇸 美國 (33.8%) | 🌐 全球 (—) |
| 每月直接造訪 | 163.89萬 | 0 |
| 使用者評分 | 4.4 | 4.2 |
| 支援平台 | 網站 | 網站 |
手寫筆記、PDF 註記與 AI 學習工具，都在同一塊畫布上
低延遲墨跡、防誤觸手掌辨識、劃掉即擦除以及手寫轉文字，讓書寫接近紙筆手感。
匯入合約、論文或教材，用手直接標註，註記可搜尋並可乾淨匯出。
同時檢索鍵入文字、手寫與速寫，並把筆記轉成摘要、心智圖或結構化計畫。
在共享筆記本、文件和白板上同時協作，不再有版本衝突或反覆傳檔案。
不止於記錄的筆記：從手寫與錄音中生成 AI 摘要、測驗與字卡。
記筆記、匯入文件或錄製音訊，Notability 即可即時生成內容完整的書面摘要。
Notability 會自動從你的筆記中生成練習題、測驗和字卡，把學習材料化為主動回憶練習。
針對某則筆記向 Notability 提問並取得即時解釋，無需離開目前頁面即可釐清概念。
手寫、語音轉寫和鍵入文字共存於同一畫布，讓 Notability 同時適用於講座和會議。
專項更強Studocu is a global study platform where students share and access lecture notes, summaries, study guides and past exams, with an AI assistant, quizzes, flashcards and note tools to help them learn faster.
專項更強NoteGPT is an AI agent that handles research, summarizing, transcription, document writing, slides, spreadsheets, and media generation for work and study. It routes tasks across several leading LLMs and delivers editable output files.
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.
專項更強將課程教材轉化為互動式 AI 學習工具，但較少專注於手寫數位筆記本。
專項更強Stronger online PDF editing and AI chat capabilities, but lacks tablet-optimized handwritten note-taking workflows.
專項更強Stronger online PDF editing and AI chat capabilities, but lacks tablet-optimized handwritten note-taking workflows.
專項更強Converts notes and PDFs into quizzes and flashcards, but lacks stylus-based handwriting and sketching tools.
專項更強Converts notes and PDFs into quizzes and flashcards, but lacks stylus-based handwriting and sketching tools.
專項更強Mindgrasp turns lectures, PDFs, videos, and web links into a complete AI study system, generating structured notes, summaries, flashcards, quizzes, and a 24/7 tutor so students can study smarter.
專項更強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.
專項更強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.
將筆記整理成互相連結的類型化物件，而非傳統筆記本，但缺乏手寫筆觸支援。
