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.
根据功能和用途,为你挑选 12 款 Deep Tutor (Opennote) 的替代工具。
| 排名 | 工具和标语 | 官方域名 | 月访问量 | 月度增长 (MoM) | 定价模式 | 主要市场 | 评分 | 比较 |
|---|---|---|---|---|---|---|---|---|
| ● | Deep Tutor (Opennote) | opennote.me | 0 | 0 (0%) |
| 免费增值 |
| 全球 |
| — |
| 概览 |
| 1 | Knowt | knowt.com | 418.4万 | 21.48万 (+5.4%) | 免费 | 美国 | 4.3 | 比较 |
| 2 | Studocu | studocu.com | 3929.71万 | 43.05万 (+1.1%) | 免费增值 | 美国 | 4.4 | 比较 |
| 3 | ThetaWave AI | thetawave.ai | 52.64万 | 3.37万 (+6.8%) | 免费增值 | 台湾 | 4.3 | 比较 |
| 4 | StudyFetch | studyfetch.com | 175.05万 | 3.01万 (+1.7%) | 免费增值 | 美国 | 4.1 | 比较 |
| 5 | EasyNoteAI | easynoteai.com | 6418 | -730 (-10.2%) | 免费增值 | 韩国 | 4 | 比较 |
| 6 | NoteLyn AI | notelyn.com | 11.13万 | 2.12万 (+23.5%) | 免费增值 | 美国 | 4.2 | 比较 |
| 7 | Mindgrasp | mindgrasp.ai | 67.23万 | -3243 (-0.5%) | 免费增值,免费试用 | 美国 | 4.3 | 比较 |
| 8 | TurboLearn AI | turbolearn.ai | 9439 | 4063 (+75.6%) | 免费增值 | 全球 | 4.6 | 比较 |
| 9 | Revisely | revisely.com | 51.21万 | -1.21万 (-2.3%) | 免费增值 | 英国 | 4.4 | 比较 |
| 10 | YouLearn | youlearn.ai | 43.82万 | -12.87万 (-22.7%) | 免费增值,定价请咨询 | 美国 | 4.4 | 比较 |
| 11 | Audionotes | audionotes.app | 3.94万 | -5158 (-11.6%) | 免费增值 | 美国 | 4.3 | 比较 |
| 12 | DueToday | duetoday.ai | 7404 | 463 (+6.7%) | 免费增值 | 美国 | 3.8 | 比较 |
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.
基于你自己的课程材料打造的 AI 学习工具与私人导师
用 AI 把讲座、视频与 PDF 变成结构化笔记
把课堂、会议、PDF 和视频变成结构化笔记、单词卡与测验

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.