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正面對決基準比較
B2Proxy vs Knowt
B2Proxy 每月有 18,720 次造訪，月增率 -33.8%，定價模式為付費。Knowt 每月有 4,183,953 次造訪，成長率 +5.4%，定價模式為免費。
B2Proxy 每月有 18,720 次造訪，月增率 -33.8%，定價模式為付費。Knowt 每月有 4,183,953 次造訪，成長率 +5.4%，定價模式為免費。
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.
| 面向／指標 | ||
|---|---|---|
| 官方網域 | b2proxy.com | knowt.com |
| 定價模式 | 付費 | 免費 |
| 每月造訪次數 | 1.87萬 (18,720) | 418.4萬 (4,183,953) |
| 月流量變化量 | -9558 (-33.8%) | +21.48萬 (+5.4%) |
| 主要市場與市佔 | 🇨🇳 中國 (45.3%) | 🇺🇸 美國 (69.6%) |
| 每月直接造訪 | 9776 | 274.15萬 |
| 使用者評分 | 4.1 | 4.3 |
| 支援平台 | 網站 | 網站 |
面向大規模網頁資料擷取的住宅代理網路
規模龐大的動態輪換住宅位址池，涵蓋 195+ 國家與地區。
可將請求鎖定到指定國家、城市或自治系統號，讓結果反映你所研究的市場。
依時間訂閱，無流量上限、併發不限，適合持續高強度的擷取任務。
長期專屬 IP、不限流量，按 IP/天計價，涵蓋 30+ 國家。
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.
專項更強Comprehensive student study platform specialized in solving complex homework and exam prediction, but less focused on flashcards.
專項更強Comprehensive student study platform specialized in solving complex homework and exam prediction, but less focused on flashcards.
互動式 AI 學習平台，可將課程教材轉為字卡和測驗，但包含更多影片解說。
Converts notes and PDFs into interactive flashcards and audio podcasts, but less established brand presence.
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.
University learning platform combining shared notes with AI flashcard generation, but heavier community focus.
AI study platform converting course materials into practice questions and flashcards, but with a simpler feature set.
