Knowt 记录了 4,183,953 月访问量，月度环比增长为 +5.4%，定价为免费。Underleaf 记录了 222,941 月访问量，增长率为 -1.9%，定价为免费增值。
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.
Underleaf is an AI LaTeX assistant that converts handwritten notes, photos, PDFs, Word files, and spreadsheets into clean, compilable LaTeX, and adds academic writing tools on top.
| 维度 / 指标 | ||
|---|---|---|
| 官方域名 | knowt.com | underleaf.ai |
| 定价模式 | 免费 | 免费增值 |
| 月访问量 | 418.4万 (4,183,953) | 22.29万 (222,941) |
| 月度环比流量变化 | +21.48万 (+5.4%) | -4251 (-1.9%) |
| 主要市场与份额 | 🇺🇸 美国 (69.6%) | 🇺🇸 美国 (19.7%) |
|---|
| 直接访问 / 月 | 274.15万 | 2.69万 |
|---|
| 用户评分 | 4.3 | 4.5 |
|---|
| 支持的平台 | 网站 | 网站 |
|---|
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.
Upload up to 30 files and Kai instantly produces notes, flashcards, summaries, and practice resources from them.
Convert Quizlet, Kahoot, Wayground, and YouTube content, or record live lectures to generate notes and study sets.
Upload class files to get a study plan and exam prediction that highlights what your professor emphasizes most.
Kai quizzes you by voice and can turn any note or flashcard into a podcast for study on the go.
Underleaf is an AI LaTeX assistant that converts handwritten notes, photos, PDFs, Word files, and spreadsheets into clean, compilable LaTeX, and adds academic writing tools on top.
Converts handwritten notes, photos and screenshots, scanned papers, Word documents, tables, and spreadsheets into LaTeX code that compiles rather than a rough approximation you must retype.
Uploads multi-page PDFs and lets you choose which pages to convert, returning one structured document with sections, numbered equations, tables, and figures in the right places.
Reads equations, matrices, integrals, and aligned derivations at a stated 98%+ accuracy, and can turn diagrams and plots into TikZ.
Drafts abstracts, summaries, and thesis statements; rewrites for clarity without losing your meaning; and looks up citations with BibTeX in the same place.
#1专项更强由 DeepSeek-V4 与 R1 驱动的高效开源权重与托管推理 AI，token 成本极低。
专项更强Comprehensive student study platform specialized in solving complex homework and exam prediction, but less focused on flashcards.
Converts notes and PDFs into interactive flashcards and audio podcasts, but less established brand presence.
University learning platform combining shared notes with AI flashcard generation, but heavier community focus.
游戏化 AI 学习应用，可将笔记转换为闪卡和测验，但界面更具趣味性。
专项更强Comprehensive student study platform specialized in solving complex homework and exam prediction, but less focused on flashcards.
互动式 AI 学习平台，可将课程资料转化为闪卡和测验，但包含更多视频讲解。
Converts notes and PDFs into interactive flashcards and audio podcasts, but less established brand presence.
University learning platform combining shared notes with AI flashcard generation, but heavier community focus.
能把笔记和视频变成测验与摘要的AI学习平台，但协作功能较少。
