The AI tools index that doesn't waste your time.不浪费你时间的 AI 工具索引。
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Free AI tools免费 AI 工具

43 tools that are completely free to use — no paid tier, no paywall on the core function. Every entry is editorial-curated and link-verified daily by the LynxFlow desk.

共 43 款工具完全免费使用——核心功能无付费层、无付费墙。 每条均为编辑部策展、链接每日探活。

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Chat & AssistantsAI对话与助手

12 tools12 个工具
№6Meta AI↗Meta's free assistant inside WhatsApp, Instagram, Facebook, and Messenger.Meta 免费助手,内置 WhatsApp 与 InstagramFree免费chatbotfreesocialmeta
№10HuggingChat↗Free, open-source chat front-end for community models by Hugging Face.Hugging Face 免费开源模型聊天Free免费open-sourcefreemulti-modelchatbot
№11DeepSeek↗Chinese lab's free chatbot powered by its strong open-weight models.国产开源模型,推理强还免费Free免费⌂ Works in China国内可用chatbotopen-weightsreasoningfree
№13豆包↗ByteDance's all-round assistant, China's most popular consumer AI app.字节跳动国民级 AI 助手Free免费⌂ Works in China国内可用chatbotchinesemultimodalbytedance
№14通义千问↗Alibaba's assistant built on the open Qwen model family.阿里通义大模型,全家桶式 AI 助手Free免费⌂ Works in China国内可用chatbotchinesealibabaqwen
№15文心一言↗Baidu's veteran Chinese assistant, now free with ERNIE models.百度文心大模型,中文理解老牌选手Free免费⌂ Works in China国内可用chatbotchinesebaiduernie
№16腾讯元宝↗Tencent's assistant powered by Hunyuan, tied into WeChat content.腾讯混元加持,打通微信生态Free免费⌂ Works in China国内可用chatbotchinesetencentwechat
№19Qwen Chat↗Alibaba's free web chat for the latest open Qwen models.阿里 Qwen 官方免费聊天入口Free免费⌂ Works in China国内可用chatbotopen-weightsqwenfree
№22Z.ai↗Zhipu AI new assistant and agent platform (GLM models).智谱 AI 新一代助手与智能体平台(GLM 模型)。Free免费⌂ Works in China国内可用chatbotzhipuglm
№23Duck.ai↗DuckDuckGo private AI chat with multiple models.DuckDuckGo 隐私 AI 对话,多模型可选。Free免费⌂ Works in China国内可用chatbotprivacymulti-model
№24LongCat↗Meituan LongCat open-model chat assistant.美团 LongCat 开源模型对话助手。Free免费⌂ Works in China国内可用chatbotmeituanopen-weights
№25百度AI助手↗Baidu AI assistant with search integration.百度 AI 助手,深度整合搜索。Free免费⌂ Works in China国内可用chatbotbaidusearch
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Image GenerationAI绘画与图像

2 tools2 个工具
№11Google ImageFX↗Google's free Imagen-powered playground for high-quality text-to-image generation.谷歌Imagen免费体验入口,画质顶流Free免费text-to-imageimagenfree
№18腾讯混元↗Tencent's Hunyuan image generation, free and strong on Chinese aesthetics.腾讯混元生图,免费好用国风强Free免费⌂ Works in China国内可用text-to-imagetencentchinese
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Audio, Music & VoiceAI音频与语音

1 tool1 个工具
№13Riffusion↗Free AI music generator that writes and sings your songs.免费的AI音乐生成器,会写会唱Free免费music-generationfreetext-to-music
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Productivity & OfficeAI办公效率

1 tool1 个工具
№19夸克扫描王↗Quark AI document scanner夸克扫描王AI文档扫描Free免费⌂ Works in China国内可用quarkscanocr
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Design & CreativeAI设计

2 tools2 个工具
№13Khroma↗AI learns your taste to generate endless color palettes.AI 学习你的配色偏好,生成无限色板Free免费color-palettecolorfree
№20Stitch↗Google Labs experiment: turn prompts into UI designs and front-end code.Google Labs 实验:文本生成 UI 设计与前端代码。Free免费ui-designgoogle-labsfrontend
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Marketing & SEOAI营销与SEO

2 tools2 个工具
№15Alimama 阿里妈妈↗Alibaba's ad platform with AI creative generation.阿里官方营销平台,AI生成广告创意Free免费⌂ Works in China国内可用adse-commercechinese
№16Ocean Engine 巨量引擎↗ByteDance's ad platform with AI creative and targeting tools.字节跳动营销平台,AI创意与投放Free免费⌂ Works in China国内可用adsshort-videochinese
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Search & ResearchAI搜索与研究

6 tools6 个工具
№2NotebookLM↗Google's AI notebook that grounds answers strictly in your uploaded sources.谷歌AI笔记本，只基于你上传的资料作答Free免费★ Editor's pick精选note-takingsource-groundedgooglesummarization
№3秘塔AI搜索↗Clean, ad-free AI search with structured results, popular in China.无广告的中文AI搜索，结果结构化整理Free免费★ Editor's pick精选⌂ Works in China国内可用ai-searchchinesead-freestructured
№11Semantic Scholar↗Free AI-powered academic search across 200+ million scientific papers.免费学术搜索，AI覆盖两亿篇论文Free免费academicpapersopen-datacitations
№13Research Rabbit↗Free literature discovery tool that maps paper networks visually.免费文献发现工具，可视化论文关系网络Free免费literature-reviewdiscoveryvisualizationacademic
№18知乎直答↗Zhihu's AI search answering questions with community knowledge and citations.知乎出品AI搜索，答案融汇社区专业讨论Free免费⌂ Works in China国内可用ai-searchchinesecommunityq-and-a
№24纳米AI↗360 Nano AI: multi-model AI search and assistant.360 纳米 AI:多模型 AI 搜索与助手。Free免费⌂ Works in China国内可用search360multi-model
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Translation & LanguageAI翻译

8 tools8 个工具
№2Google Translate↗Free instant translation across 130+ languages, text, voice, and camera免费即时翻译130多种语言,支持拍照和语音Free免费★ Editor's pick精选machine-translationfreecameramobile
№4Microsoft Translator (Bing)↗Microsoft's free translator with text, voice, and conversation modes微软免费翻译,支持文本语音与多人对话Free免费machine-translationfreevoice
№6百度翻译 Baidu Translate↗Baidu's free translator, strong in Chinese-English pair and domains百度免费翻译,中英互译领域优化出色Free免费⌂ Works in China国内可用machine-translationfreechinaapi
№7腾讯翻译君↗Tencent's free translator with real-time voice conversation mode腾讯免费翻译,实时语音对话翻译好用Free免费⌂ Works in China国内可用machine-translationvoicefreechina
№10Yandex Translate↗Free translator covering 100+ languages, strong for Russian and CIS免费翻译百种语言,俄语及小语种出色Free免费machine-translationfreerussian
№11Papago↗Naver's translator specialized in Korean and Asian language pairs韩国Naver出品,韩语及亚洲语言翻译Free免费machine-translationkoreanfree
№18腾讯交互翻译↗Tencent TranSmart: interactive AI translation with human-in-the-loop.腾讯交互翻译 TranSmart,人机协作翻译。Free免费⌂ Works in China国内可用translationtencentinteractive
№19阿里翻译↗Alibaba translation for e-commerce and business scenarios.阿里翻译,面向电商与商务场景。Free免费⌂ Works in China国内可用translationalibabaecommerce
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Education & LearningAI教育学习

1 tool1 个工具
№13Socratic↗Google's free AI homework app explaining any photographed question.谷歌免费作业神器,拍照即讲解Free免费homeworkgooglecamera-solver
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Models, APIs & Infra大模型与API

1 tool1 个工具
№17ModelScope 魔搭社区↗Alibaba-backed open model community, China's answer to Hugging Face.阿里出品的模型社区,国内最大的模型集散地Free免费⌂ Works in China国内可用model-hubopen-sourcechina
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Prompts & Resources提示词与资源

1 tool1 个工具
№20PromptoMANIA↗Free prompt builder for Midjourney and Stable Diffusion.免费的绘画提示词生成器Free免费prompt-buildermidjourneytext-to-image
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CN Essentials国内精选

5 tools5 个工具
№21央视频↗China's leading video platform by CCTV央视官方视频平台Free免费⌂ Works in China国内可用videobroadcastnewsentertainment
№25国家中小学智慧教育平台↗National platform for K-12 education国家义务教育智慧平台Free免费⌂ Works in China国内可用educationschoollearningresources
№26学习强国↗Learning platform by CPC Central Propaganda Department中宣部主办学习平台Free免费⌂ Works in China国内可用educationpoliticslearningchinese
№33猪猪导航↗Chinese web directory and tool collection国产网址导航工具集Free免费⌂ Works in China国内可用directorytoolscollectionproductivity
№35百度贴吧↗Baidu's topic-based community platform百度兴趣社区平台Free免费⌂ Works in China国内可用communitytopicsocialchinese
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AI Content DetectionAI 内容检测

1 tool1 个工具
№5朱雀AI检测↗Tencent Zhuque AI-generated content detector for text and images.腾讯朱雀 AI 生成内容检测,支持文本与图片。Free免费⌂ Works in China国内可用detectortencenttext-image