# Feen AI 根据 OpenAITools.app 于 2026-11-11 验证的遥测数据，Feen AI（feen.ai）是一个收录在 AI 作业助手 下的 AI 平台，月访问量为 4802，月度环比流量变化为 +768（+19%）。其主要地理市场为 美国（100% 流量份额），采用 免费增值 定价模式。 按月流量计算的主要竞争替代方案包括 Tencent Yuanbao（931.85万 次访问/月）, AI Hay（871.03万 次访问/月）, Coddy（747.85万 次访问/月）。 Feen AI is a study platform that solves math, physics, and chemistry problems step by step, turns lecture audio, videos, PDFs, and articles into notes, flashcards, and quizzes, and cross-checks its answers with multiple models. ## 关键遥测与规格 | 指标 | 值 | | :--- | :--- | | 工具名称 | Feen AI | | 标识 | feen-ai | | Status | active | | Origin | independent | | Maintenance | active | | 官方域名 | feen.ai | | 网站 URL | https://feen.ai | | 分类 | AI 作业助手, AI 论文写作工具, AI PDF 摘要工具, AI 数学工具, AI 论文生成器, AI 测验生成器, AI 闪卡制作工具 | | 定价模式 | 免费增值 | | 月访问量 | 4,802 | | 月度环比流量变化 | 768 | | 月度环比增长率 | +19% | | 主要市场 | 美国 | | 市场份额 | 100% | | 直接访问 | 1,517 | | 自然搜索访问 | — | | 社交访问 | — | | 推荐访问 | 462 | | 邮件访问 | 197 | | 评分 | 4 | | 收藏数 | 0 | | 支持的平台 | 网站 | | 计费平台 | | | 属性 | 功能: 网站 | | 标签 | AI 作业助手, 学习工具, 学术助手, 问题求解, 论文写作工具, PDF 摘要工具, 测验生成器, 闪卡制作, 教育 AI, 学习辅助, 数学求解, 科学助手 | ## 概览 Feen AI is a study platform that solves math, physics, and chemistry problems step by step, turns lecture audio, videos, PDFs, and articles into notes, flashcards, and quizzes, and cross-checks its answers with multiple models. ## 定价与套餐 Free plan with a daily query limit; paid subscriptions are available and billed via Stripe, with cancellations allowed anytime. ## 关键功能与能力 - **Self-checking math solver:** Multiple AI models verify each answer before it is shown, then the solution is broken into clear steps with explanations. - **Notes and summaries from any source:** Turn lecture slides, textbook chapters, articles, or transcripts into structured notes, key points, and short or detailed summaries. - **Audio and YouTube transcription:** Upload recordings up to 60 minutes or paste a YouTube link to get a transcript you can convert into study material. - **Flashcards and quiz generation:** Convert notes or source material into question-answer flashcard sets and multiple-choice or short-answer quizzes. - **Multi-subject coverage:** Handles math, calculus, chemistry, biology, business, and social science from elementary through college level. ## 主要用例 - **Homework and problem sets (High school or college student):** Photograph a problem, get a step-by-step solution, and understand the method well enough to solve similar questions. - **Revision materials on demand (Exam prepper):** Turn lecture recordings and textbook chapters into flashcards and quizzes that target what you need to remember. - **Summarize long sources (Researcher or note-taker):** Feed in a paper, article, or recorded talk and pull out key points and a structured summary quickly. - **Learn from video content (Self-directed learner):** Paste a YouTube lecture or tutorial link and convert the transcript into notes and practice questions. ## 优势 - Solutions are step-by-step rather than answer-only, which supports actual learning - Cross-checks answers with several models for extra confidence - Turns one source into notes, flashcards, and quizzes in a single workflow - Runs entirely in the browser with no installation ## 局限性 - Free tier limits the number of queries per day - Audio uploads are capped at 60 minutes, so longer lectures need splitting - AI output still needs review; the site itself warns against using it to skip the learning ## 常见问题 ### Is Feen AI free? There is a free plan that allows a limited number of queries each day. Paid subscriptions add more usage and are billed through Stripe. ### How do I submit a problem? You can type it, paste text, or upload a photo. Feen reads equations, diagrams, and word problems, then returns a step-by-step solution in seconds. ### Does it just give the final answer? No. It breaks each problem into steps and explains why each one matters, so you can apply the method to similar questions yourself. ### Can I cancel or get a refund? You can cancel anytime in account settings. The site says refund requests can be made within 7 days of payment by emailing their support address. ### Feen AI 的月流量和增长趋势如何？ Feen AI 目前每月获得 4802 访问量，月度环比流量变化为 +768（增长率 +19%）。其主要来源市场是 美国（100% 份额），包括每月 1517 次直接访问和每月 — 次自然搜索访问。 ### Feen AI 免费吗？它的定价模式是什么？ Feen AI 采用 免费增值 定价模式。Free plan with a daily query limit; paid subscriptions are available and billed via Stripe, with cancellations allowed anytime. 支持的计费和结账平台包括：未列出。 ### 2026 年 Feen AI 的最佳替代方案有哪些？ 基于 OpenAITools.app 的分类流量和功能契合度，Feen AI 的前五个替代方案是：1. Tencent Yuanbao（931.85万 次访问/月）; 2. AI Hay（871.03万 次访问/月）; 3. Coddy（747.85万 次访问/月）; 4. Astra AI（735.62万 次访问/月）; 5. Gauth（716.46万 次访问/月）。 ### Feen AI 支持哪些平台和核心 AI 能力？ Feen AI 被归类在 AI 作业助手, AI 测验生成器, AI PDF 摘要工具, AI 论文写作工具 下，支持以下平台：网站，其核心能力标签包括：AI 作业助手, 学习工具, 学术助手, 问题求解, 论文写作工具, PDF 摘要工具。 ## 替代方案 | 工具名称 | 月访问量 | 定价模式 | 比较 | | :--- | :--- | :--- | :--- | | [Tencent Yuanbao](https://openaitools.app/zh/tool/tencent-yuanbao) | 9,318,521 | 免费 | [比较](https://openaitools.app/zh/compare/feen-ai-vs-tencent-yuanbao) | | [AI Hay](https://openaitools.app/zh/tool/ai-hay) | 8,710,314 | 免费 | [比较](https://openaitools.app/zh/compare/ai-hay-vs-feen-ai) | | [Coddy](https://openaitools.app/zh/tool/coddy-tech) | 7,478,457 | 免费增值 | [比较](https://openaitools.app/zh/compare/coddy-tech-vs-feen-ai) | | [Astra AI](https://openaitools.app/zh/tool/astra-ai) | 7,356,157 | 免费增值，付费 | [比较](https://openaitools.app/zh/compare/astra-ai-vs-feen-ai) | | [Gauth](https://openaitools.app/zh/tool/gauthmath-com) | 7,164,627 | 免费增值 | [比较](https://openaitools.app/zh/compare/feen-ai-vs-gauthmath-com) | | [Course Hero](https://openaitools.app/zh/tool/coursehero-com) | 5,163,395 | 免费增值 | [比较](https://openaitools.app/zh/compare/coursehero-com-vs-feen-ai) | | [Solvely AI](https://openaitools.app/zh/tool/solvely-ai) | 4,526,289 | 免费增值 | [比较](https://openaitools.app/zh/compare/feen-ai-vs-solvely-ai) | | [Knowt](https://openaitools.app/zh/tool/knowt-com) | 4,183,953 | 免费 | [比较](https://openaitools.app/zh/compare/feen-ai-vs-knowt-com) | | [MagicSchool AI](https://openaitools.app/zh/tool/magicschool-ai) | 2,874,288 | 免费增值，免费试用，定价请咨询 | [比较](https://openaitools.app/zh/compare/feen-ai-vs-magicschool-ai) | | [MathGPT](https://openaitools.app/zh/tool/mathgpt-ai-math-solver-animator) | 2,254,286 | 免费增值 | [比较](https://openaitools.app/zh/compare/feen-ai-vs-mathgpt-ai-math-solver-animator) | | [PTE APEUni](https://openaitools.app/zh/tool/apeuni-com) | 2,212,623 | 免费 | [比较](https://openaitools.app/zh/compare/apeuni-com-vs-feen-ai) | | [RevisionDojo](https://openaitools.app/zh/tool/revisiondojo) | 2,210,628 | 免费增值 | [比较](https://openaitools.app/zh/compare/feen-ai-vs-revisiondojo) | --- 来源：https://openaitools.app/zh/tool/feen-ai