Knowt 每月有 4,183,953 次造訪，月增率 +5.4%，定價模式為免費。Spellbook 每月有 65,733 次造訪，成長率 +26.1%，定價模式為免費試用。
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.
Spellbook is a legal AI suite for contract review, drafting and negotiation, used by more than 5,000 in-house legal teams and law firms. It plugs into Microsoft Word and a multi-document agent to redline contracts, run standard playbooks, compare agreements, and answer legal questions while keeping work inside the tools lawyers already use.
| 面向／指標 | | |
|---|---|---|
| 官方網域 | knowt.com | spellbook.legal |
| 定價模式 | 免費 | 免費試用 |
| 每月造訪次數 | 418.4萬 (4,183,953) | 6.57萬 (65,733) |
| 月流量變化量 | +21.48萬 (+5.4%) | +1.36萬 (+26.1%) |
| 主要市場與市佔 | 🇺🇸 美國 (69.6%) | 🇺🇸 美國 (82.9%) |
| 每月直接造訪 | 274.15萬 | 5.85萬 |
| 使用者評分 | 4.3 | 4.6 |
| 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.
Spellbook is a legal AI suite for contract review, drafting and negotiation, used by more than 5,000 in-house legal teams and law firms. It plugs into Microsoft Word and a multi-document agent to redline contracts, run standard playbooks, compare agreements, and answer legal questions while keeping work inside the tools lawyers already use.
Redline contracts directly in Microsoft Word, catch non-standard terms and negotiate from your side with every tracked suggestion visible.
Generate new clauses, full agreements and revisions from AI prompts or from your own saved precedent libraries in seconds.
Encode your team's standards into automated checklists that are enforced on every review, and compare contracts against industry benchmarks.
An AI agent that works through multi-document legal matters with human oversight, plus quick answers to complex legal questions.
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.
Law Insider combines an AI contract assistant with one of the largest searchable libraries of public contracts and clauses, letting legal teams draft, review, redline, and research agreements while checking every suggestion against real precedents.
Law Insider combines an AI contract assistant with one of the largest searchable libraries of public contracts and clauses, letting legal teams draft, review, redline, and research agreements while checking every suggestion against real precedents.
AI study platform converting course materials into practice questions and flashcards, but with a simpler feature set.
