Knowt 每月有 4,183,953 次造訪，月增率 +5.4%，定價模式為免費。Synthesis Tutor 每月有 130,472 次造訪，成長率 -8.7%，定價模式為免費試用、付費。
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.
有耐心的自適應 AI 數學家教，陪孩子從數數一路成長到代數思維。
| 面向／指標 | | |
|---|---|---|
| 官方網域 | knowt.com | synthesis.com |
| 定價模式 | 免費 | 免費試用、付費 |
| 每月造訪次數 | 418.4萬 (4,183,953) | 13.05萬 (130,472) |
| 月流量變化量 | +21.48萬 (+5.4%) | -1.25萬 (-8.7%) |
| 主要市場與市佔 | 🇺🇸 美國 (69.6%) | 🇺🇸 美國 (31.2%) |
| 每月直接造訪 | 274.15萬 | 8.27萬 |
| 使用者評分 | 4.3 | 4.3 |
| 支援平台 | 網站 | 網站 |
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.
有耐心的自適應 AI 數學家教，陪孩子從數數一路成長到代數思維。
課程會依每一次作答做出反應：孩子真正理解了就推進，出錯時就放慢速度或換個方式重新講解。
計數與基數、四則運算、分數與代數思維被串成一條清晰的學習路徑，並搭配視覺化的課程地圖。
短小的遊戲化題目與動手的螢幕互動能抓住低齡學習者的注意力，讓他們少讀文字、多動手操作。
課後小結與每週進度郵件會呈現練習了什麼、錯誤集中在哪、下一步學什麼。
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.
