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.
依功能與用途,為你挑選 12 款 Deep Tutor (Opennote) 的替代工具。
| 排名 | 工具與標語 | 官方網域 | 每月造訪次數 | 月增幅 | 定價模式 | 主要市場 | 評分 | 比較 |
|---|---|---|---|---|---|---|---|---|
| ● | Deep Tutor (Opennote) | opennote.me | 0 | 0 (0%) |
| 免費增值 |
| 全球 |
| — |
| 簡介 |
| 1 | Knowt | knowt.com | 418.4萬 | 21.48萬 (+5.4%) | 免費 | 美國 | 4.3 | 比較 |
| 2 | Studocu | studocu.com | 3929.71萬 | 43.05萬 (+1.1%) | 免費增值 | 美國 | 4.4 | 比較 |
| 3 | ThetaWave AI | thetawave.ai | 52.64萬 | 3.37萬 (+6.8%) | 免費增值 | 台灣 | 4.3 | 比較 |
| 4 | StudyFetch | studyfetch.com | 175.05萬 | 3.01萬 (+1.7%) | 免費增值 | 美國 | 4.1 | 比較 |
| 5 | EasyNoteAI | easynoteai.com | 6418 | -730 (-10.2%) | 免費增值 | 南韓 | 4 | 比較 |
| 6 | NoteLyn AI | notelyn.com | 11.13萬 | 2.12萬 (+23.5%) | 免費增值 | 美國 | 4.2 | 比較 |
| 7 | Mindgrasp | mindgrasp.ai | 67.23萬 | -3243 (-0.5%) | 免費增值、免費試用 | 美國 | 4.3 | 比較 |
| 8 | TurboLearn AI | turbolearn.ai | 9439 | 4063 (+75.6%) | 免費增值 | 全球 | 4.6 | 比較 |
| 9 | Revisely | revisely.com | 51.21萬 | -1.21萬 (-2.3%) | 免費增值 | 英國 | 4.4 | 比較 |
| 10 | YouLearn | youlearn.ai | 43.82萬 | -12.87萬 (-22.7%) | 免費增值、需聯絡報價 | 美國 | 4.4 | 比較 |
| 11 | Audionotes | audionotes.app | 3.94萬 | -5158 (-11.6%) | 免費增值 | 美國 | 4.3 | 比較 |
| 12 | DueToday | duetoday.ai | 7404 | 463 (+6.7%) | 免費增值 | 美國 | 3.8 | 比較 |
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.

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.
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.
以你自己的課程素材打造的 AI 學習工具與私人導師
用 AI 把講座、影片與 PDF 變成結構化筆記
把課堂、會議、PDF 與影片變成結構化筆記、單字卡與測驗

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.
Turbo AI (formerly TurboLearn AI) turns lectures, PDFs, YouTube videos, and your own notes into interactive study material. It records and transcribes classes, writes organised notes in a Google Docs-style editor, then generates flashcards, quizzes, podcasts, and chatbot explanations so you can practise until the material clicks.
Turbo AI (formerly TurboLearn AI) turns lectures, PDFs, YouTube videos, and your own notes into interactive study material. It records and transcribes classes, writes organised notes in a Google Docs-style editor, then generates flashcards, quizzes, podcasts, and chatbot explanations so you can practise until the material clicks.

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.