# Knowt vs SummarAI Knowt records 4,183,953 monthly visits with +5.4% month-over-month growth and Free pricing. SummarAI records 0 monthly visits with — growth and Freemium pricing. | Metric | [Knowt](https://openaitools.app/tool/knowt-com) | [SummarAI](https://openaitools.app/tool/summarai) | | :--- | :--- | :--- | | Website URL | https://knowt.com/ | https://chromewebstore.google.com/detail/summarai/encjjcjbeaedgjegbimgamieoadakpcn | | Categories | AI Flashcard Maker, AI Notes Generator, AI Summarizer, AI Note Taker | AI Summarizer, AI Article Summarizer, AI Assistant | | Pricing Model | Free | Freemium | | Monthly Visits | 4,183,953 | 0 | | MoM Growth Rate | +5.4% | — | | Primary Market | United States | Global | | Direct Visits | 2,741,505 | 0 | | Review Score | 4.3 | 3.3 | | Saved Count | 14 | 0 | | Supported Platforms | Website | Browser Extension | ## Knowt Knowt is a study platform built around flashcards and AI study tools, and it markets itself as the leading free Quizlet alternative. Its pitch is consolidation: rather than juggling several apps, students upload their class materials once and get flashcards, notes, summaries, and practice tests generated in one place. Importing existing Quizlet sets takes a couple of clicks, including images and formatting. The AI layer is powered by Kai, an assistant that works across PDFs, slides, images, videos, and live lecture recordings. Uploading files produces notes, flashcards, and quizzes automatically, and Kai can also answer questions about your materials and explain why a practice answer was wrong. An Exam Predictor and Planner builds a study schedule from uploaded course files, while Voice Tutoring & Podcasts let students be quizzed aloud or turn notes into audio for studying on the go. Knowt is free to use for core studying, with unlimited learn mode and free practice tests. It is widely adopted in education, with millions of students and teachers using it and a strong presence in AP exam preparation, alongside SAT and ACT resources and a Chrome extension for on-screen study. **Pricing & Plans:** 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. **Strengths:** 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 **Limitations:** 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/tool/knowt-com.md) ## SummarAI SummarAI is a focused Chrome extension built around one gesture: select some text on a page, click the extension icon, and read a short summary. There is no dashboard to learn and no separate web app to sign into. It is aimed at students, researchers, professionals and anyone else who wants the gist of a long article, scientific paper or blog post without reading all of it. The extension gives you control over the output rather than returning a single fixed result. You can ask for a one-sentence summary, a two-to-four-sentence paragraph, or a bulleted list, and you can switch between different AI models depending on the kind of text you are working with. Once a summary appears, you can copy it to the clipboard or regenerate it if the first attempt misses the point. SummarAI is a bring-your-own-key tool: you must supply an OpenAI API key, which the extension prompts for at installation. There is no bundled quota or paid tier on the developer's side, so your only cost is your OpenAI usage. The listing reports 29 users and a version 1.0 release from May 2023, and the developer declares that no user data is collected. That makes it a small, stable, single-purpose utility rather than an actively expanding product. **Pricing & Plans:** Free extension with no built-in subscription. You supply your own OpenAI API key and pay OpenAI directly for the requests you make. - **Summarize highlighted text:** Select any passage on a page, click the SummarAI icon, and receive a concise AI summary without copying the text elsewhere. - **Three summary formats:** Choose a single sentence, a two-to-four-sentence paragraph, or a bulleted list, depending on how much detail you need. - **Selectable AI models:** Pick from different AI models so you can match the model to the type of text you are summarizing. - **Copy and regenerate:** Send a finished summary straight to your clipboard, or regenerate it when the first result is not what you wanted. - **Bring your own OpenAI key:** Configure your OpenAI API key once during setup and the extension uses it for every summarization request. **Strengths:** Extremely simple workflow: highlight, click, read; Choose between sentence, paragraph or bullet output; Copy and regenerate controls keep you from redoing work; Runs on your own OpenAI key, so there is no extra subscription **Limitations:** Requires an OpenAI API key before it can summarize anything; Small user base and no release since its initial 1.0 version; Only English-language support is listed [Profile (Markdown)](https://openaitools.app/tool/summarai.md) ## Frequently Asked Questions ### How do Knowt and SummarAI compare in monthly traffic? Knowt has 4,183,953 monthly visits, while SummarAI has 0. Traffic estimates describe audience size, not product quality. ### How do their growth rates compare? Knowt has a month-over-month growth rate of +5.4%; SummarAI has —. ### How does pricing compare? Knowt: Free. 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. SummarAI: Freemium. Free extension with no built-in subscription. You supply your own OpenAI API key and pay OpenAI directly for the requests you make. ## Alternatives | # | Tool Name | Monthly Visits | MoM Growth Rate | Pricing Model | Summary | Profile (Markdown) | | :--- | :--- | :--- | :--- | :--- | :--- | :--- | | 1 | [Studocu](https://openaitools.app/tool/studocu-global) | 39,297,122 | +1.1% | Freemium | Massive library of shared academic notes paired with AI study tools, but less focused on flashcard creation. | [.md](https://openaitools.app/tool/studocu-global.md) | | 2 | [Gizmo](https://openaitools.app/tool/gizmo-ai) | 9,273,984 | +18.2% | Freemium | Gamified AI study application converting notes into flashcards and quizzes, but with a more playful interface. | [.md](https://openaitools.app/tool/gizmo-ai.md) | | 3 | [Solvely AI](https://openaitools.app/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/tool/solvely-ai.md) | | 4 | [StudyFetch](https://openaitools.app/tool/study-fetch) | 1,750,520 | +1.7% | Freemium | Interactive AI learning platform turning course materials into flashcards and quizzes, but with more video explanations. | [.md](https://openaitools.app/tool/study-fetch.md) | | 5 | [Merlin AI](https://openaitools.app/tool/merlin-ai) | 1,382,634 | +13.1% | Freemium | One-click AI assistant for browsing, writing and research | [.md](https://openaitools.app/tool/merlin-ai.md) | | 6 | [Studley AI](https://openaitools.app/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/tool/studley-ai.md) | | 7 | [Glasp](https://openaitools.app/tool/glasp) | 889,564 | -14.1% | Freemium | Highlight the web, learn in public, and build your AI clone | [.md](https://openaitools.app/tool/glasp.md) | | 8 | [Studydrive](https://openaitools.app/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/tool/studydrive.md) | | 9 | [Flashka](https://openaitools.app/tool/flashka) | 805,913 | +2% | Freemium | Personalized AI study assistant creating flashcards and mind maps from lecture recordings, but smaller user community. | [.md](https://openaitools.app/tool/flashka.md) | | 10 | [Mindgrasp](https://openaitools.app/tool/mindgrasp) | 672,288 | -0.5% | Freemium, Free Trial | AI learning assistant converting lectures and documents into study guides and flashcards, but less free-tier friendly. | [.md](https://openaitools.app/tool/mindgrasp.md) | --- Source: https://openaitools.app/compare/knowt-com-vs-summarai More Markdown: [Categories](https://openaitools.app/categories.md) · [Traffic rankings](https://openaitools.app/rankings.md) · [llms.txt](https://openaitools.app/llms.txt)