# Knowt vs Spellbook Knowt registra 4.183.953 visitas mensais com crescimento de +5,4% mês a mês e preços Grátis. Spellbook registra 65.733 visitas mensais com crescimento de +26,1% e preços Teste gratuito. | Métrica | [Knowt](https://openaitools.app/pt/tool/knowt-com) | [Spellbook](https://openaitools.app/pt/tool/spellbook) | | :--- | :--- | :--- | | URL do site | https://knowt.com/ | https://spellbook.com | | Categorias | Criador de flashcards com IA, Gerador de notas com IA, Resumidor com IA, Anotador de notas com IA | Assistente jurídico com IA, Revisão de contratos com IA, Gerador de Contratos com IA, Copiloto de IA | | Modelo de preços | Grátis | Teste gratuito | | Visitas mensais | 4.183.953 | 65.733 | | Taxa de crescimento mensal | +5,4% | +26,1% | | Mercado principal | Estados Unidos | Estados Unidos | | Visitas diretas | 2.741.505 | 58.450 | | Nota de avaliação | 4,3 | 4,6 | | Contagem de favoritos | 14 | 6 | | Plataformas suportadas | Site | Site | ## Knowt 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. **Preços e planos:** Knowt's core features are free: unlimited learn mode, free practice tests, flashcard creation, imports, and AI study tools with reasonable usage limits. Optional paid upgrades (Plus/Unlimited-style tiers) unlock higher AI generation limits and premium features. No credit card is required to start studying. - **AI PDF Summarizer and Flashcards:** Upload up to 30 files and Kai instantly produces notes, flashcards, summaries, and practice resources from them. - **Import and Lecture Recording:** Convert Quizlet, Kahoot, Wayground, and YouTube content, or record live lectures to generate notes and study sets. - **Exam Predictor and Planner:** Upload class files to get a study plan and exam prediction that highlights what your professor emphasizes most. - **Voice Tutoring and Podcasts:** Kai quizzes you by voice and can turn any note or flashcard into a podcast for study on the go. - **Study Modes and Exam Prep:** Free learn mode, matching games, spaced repetition, and practice test rooms cover AP, ACT, and SAT prep. **Pontos fortes:** Free core with unlimited learn mode and practice tests; One-click Quizlet import preserves formatting and images; AI turns PDFs, slides, and lectures into study materials; Strong AP, SAT, and ACT prep resources plus a Chrome extension **Limitações:** Some AI generation limits encourage upgrading to paid plans; Advanced study plans rely on accurate file uploads; Best experience requires creating an account to save materials [Profile (Markdown)](https://openaitools.app/pt/tool/knowt-com.md) ## Spellbook 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. **Preços e planos:** Spellbook offers a 7-day free trial for lawyers and legal teams, with extended trials possible for larger organizations. Paid pricing is custom and based on the number of team members on the license; you book a demo for a personalized quote. Free academic access is available for law schools and students. - **AI review and redlining:** Redline contracts directly in Microsoft Word, catch non-standard terms and negotiate from your side with every tracked suggestion visible. - **Drafting from scratch or precedents:** Generate new clauses, full agreements and revisions from AI prompts or from your own saved precedent libraries in seconds. - **Playbooks and benchmarks:** Encode your team's standards into automated checklists that are enforced on every review, and compare contracts against industry benchmarks. - **Associate multi-document agent:** An AI agent that works through multi-document legal matters with human oversight, plus quick answers to complex legal questions. - **Legal-grade security and privacy:** Zero Data Retention with LLM providers, plus SOC 2 Type II, HIPAA, GDPR and EU AI Act alignment and enterprise access controls. **Pontos fortes:** Works inside Microsoft Word, so legal teams keep their existing workflows; Combines review, drafting, comparison, Q&A and playbooks in one suite; Zero Data Retention plus SOC 2 Type II, HIPAA, GDPR and EU AI Act alignment; Trusted by more than 5,000 legal teams with published customer stories **Limitações:** Pricing is custom and quote-based, so there is no public self-serve price list; Full value depends on adopting the Word add-in and associated workflows; Built for legal professionals, so the learning curve may feel steep for occasional users; Advanced autonomous features like ACM are still being rolled out via early access [Profile (Markdown)](https://openaitools.app/pt/tool/spellbook.md) ## Perguntas frequentes ### Como Knowt e Spellbook se comparam em tráfego mensal? Knowt tem 4.183.953 visitas mensais, enquanto Spellbook tem 65.733. As estimativas de tráfego descrevem o tamanho da audiência, não a qualidade do produto. ### Como as taxas de crescimento se comparam? Knowt tem taxa de crescimento mês a mês de +5,4%; Spellbook tem +26,1%. ### Como os preços se comparam? Knowt: Grátis. Knowt's core features are free: unlimited learn mode, free practice tests, flashcard creation, imports, and AI study tools with reasonable usage limits. Optional paid upgrades (Plus/Unlimited-style tiers) unlock higher AI generation limits and premium features. No credit card is required to start studying. Spellbook: Teste gratuito. Spellbook offers a 7-day free trial for lawyers and legal teams, with extended trials possible for larger organizations. Paid pricing is custom and based on the number of team members on the license; you book a demo for a personalized quote. Free academic access is available for law schools and students. ## Alternativas | # | Nome da ferramenta | Visitas mensais | Taxa de crescimento mensal | Modelo de preços | Summary | Profile (Markdown) | | :--- | :--- | :--- | :--- | :--- | :--- | :--- | | 1 | [Studocu](https://openaitools.app/pt/tool/studocu-global) | 39.297.122 | +1,1% | Freemium | Biblioteca massiva de anotações acadêmicas compartilhadas combinada com ferramentas de estudo de IA, mas com menos foco na criação de flashcards. | [.md](https://openaitools.app/pt/tool/studocu-global.md) | | 2 | [Gizmo](https://openaitools.app/pt/tool/gizmo-ai) | 9.273.984 | +18,2% | Freemium | Aplicativo de estudos gamificado com IA que converte anotações em flashcards e questionários, mas com uma interface mais lúdica. | [.md](https://openaitools.app/pt/tool/gizmo-ai.md) | | 3 | [Solvely AI](https://openaitools.app/pt/tool/solvely-ai) | 4.526.289 | +134% | Freemium | Comprehensive student study platform specialized in solving complex homework and exam prediction, but less focused on flashcards. | [.md](https://openaitools.app/pt/tool/solvely-ai.md) | | 4 | [Harvey](https://openaitools.app/pt/tool/harvey-ai) | 1.832.998 | +26,1% | Preço sob consulta | IA específica para escritórios de advocacia, departamentos jurídicos e serviços profissionais | [.md](https://openaitools.app/pt/tool/harvey-ai.md) | | 5 | [StudyFetch](https://openaitools.app/pt/tool/study-fetch) | 1.750.520 | +1,7% | Freemium | Plataforma interativa de aprendizado por IA que transforma materiais de cursos em flashcards e questionários, mas com mais explicações em vídeo. | [.md](https://openaitools.app/pt/tool/study-fetch.md) | | 6 | [Studley AI](https://openaitools.app/pt/tool/studley-ai) | 1.031.545 | -19,5% | Freemium | Converts notes and PDFs into interactive flashcards and audio podcasts, but less established brand presence. | [.md](https://openaitools.app/pt/tool/studley-ai.md) | | 7 | [Studydrive](https://openaitools.app/pt/tool/studydrive) | 864.081 | -29,1% | Freemium | University learning platform combining shared notes with AI flashcard generation, but heavier community focus. | [.md](https://openaitools.app/pt/tool/studydrive.md) | | 8 | [Flashka](https://openaitools.app/pt/tool/flashka) | 805.913 | +2% | Freemium | Assistente de estudos personalizado com IA que cria flashcards e mapas mentais a partir de gravações de aulas, mas com uma comunidade de usuários menor. | [.md](https://openaitools.app/pt/tool/flashka.md) | | 9 | [Mindgrasp](https://openaitools.app/pt/tool/mindgrasp) | 672.288 | -0,5% | Freemium, Teste gratuito | Assistente de aprendizado por IA que converte aulas e documentos em guias de estudo e flashcards, mas menos amigável no plano gratuito. | [.md](https://openaitools.app/pt/tool/mindgrasp.md) | | 10 | [Law Insider](https://openaitools.app/pt/tool/law-insider) | 621.727 | -6,5% | Teste gratuito, Pago, Preço sob consulta | 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 suggest | [.md](https://openaitools.app/pt/tool/law-insider.md) | --- Fonte: https://openaitools.app/pt/compare/knowt-com-vs-spellbook More Markdown: [Categorias](https://openaitools.app/pt/categories.md) · [Rankings de tráfego](https://openaitools.app/pt/rankings.md) · [llms.txt](https://openaitools.app/pt/llms.txt)