Grammarly 记录了 58,867,412 月访问量，月度环比增长为 -1.5%，定价为免费增值。Dropbox Sign（HelloSign）记录了 4,339,818 月访问量，增长率为 -2.2%，定价为免费试用，付费，定价请咨询。
提供实时语法纠错、语气校准、写作来源追踪与团队风格指南的跨平台 AI 写作助手。
内建于 Dropbox 的电子签名与合同流程
| 维度 / 指标 | | |
|---|---|---|
| 官方域名 | grammarly.com | hellosign.com |
| 定价模式 | 免费增值 | 免费试用，付费，定价请咨询 |
| 月访问量 | 5886.74万 (58,867,412) | 433.98万 (4,339,818) |
| 月度环比流量变化 | -91.61万 (-1.5%) | -9.89万 (-2.2%) |
| 主要市场与份额 | 🇺🇸 美国 (51.9%) | 🇺🇸 美国 (68.9%) |
| 直接访问 / 月 | 2539.87万 | 303.87万 |
| 用户评分 | 4.4 | 4.3 |
| 支持的平台 | 网站 | 网站 |
提供实时语法纠错、语气校准、写作来源追踪与团队风格指南的跨平台 AI 写作助手。
在 Chrome、Safari、Firefox、Edge、Windows、Mac、Google Docs、MS Office 与移动键盘中原生运行，标出语法错误、重写绕口句子，并将语气转向自信、共情或高管口吻。
部署具上下文感知的 AI 智能体，预测目标受众会如何反应草稿、定位可信的支撑引文、按评分标准批改文章，并在 Pro 方案下每月使用最多 2,000 次提示生成草稿。
对照数十亿网页与学术数据库扫描文本以发现无意抄袭，识别 AI 生成的段落，并通过 Google Docs 与 Word 中的 Authorship 报告透明记录文档来源。
让 Pro 与 Enterprise 方案的团队能够固化公司术语、禁用过时行话、强制使用包容性语言、插入共享片段，并在行内显示公司内部定义。
内建于 Dropbox 的电子签名与合同流程
收件人无需注册账号即可安全审阅并签署协议，降低了外部签署的门槛。
NDA、录用通知和合同只需准备一次，之后重复使用，节省例行文件的时间。
通过专用 API 把安全、带品牌的电子签名流程直接嵌入你的网站、应用或客户体验。
完成的协议会自动保存到你指定的存储账号，避免文件淹没在收件箱里。
QuillBot is an AI writing suite best known for its paraphrasing tool. Users paste or type text and have it rewritten in different tones and styles, while companion tools handle grammar checking, summarizing, citations, plagiarism checks and AI content detection. It is widely used by students, writers and professionals.
QuillBot is an AI writing suite best known for its paraphrasing tool. Users paste or type text and have it rewritten in different tones and styles, while companion tools handle grammar checking, summarizing, citations, plagiarism checks and AI content detection. It is widely used by students, writers and professionals.
告别空白幻灯片的视觉叙事
Tencent Yuanbao is Tencent's consumer AI assistant, powered by its Hunyuan family of large models along with DeepSeek options. It combines chat, web-grounded Q&A, document analysis, image understanding and image generation in one place across web, mobile and desktop apps.
Tencent Yuanbao is Tencent's consumer AI assistant, powered by its Hunyuan family of large models along with DeepSeek options. It combines chat, web-grounded Q&A, document analysis, image understanding and image generation in one place across web, mobile and desktop apps.
Z.ai is the free web assistant from Zhipu AI, built on the GLM model family. It handles everyday chat and research, generates slide decks and documents, and can produce working code, web pages and apps from a single prompt, with a no-login guest mode for quick questions.
Z.ai is the free web assistant from Zhipu AI, built on the GLM model family. It handles everyday chat and research, generates slide decks and documents, and can produce working code, web pages and apps from a single prompt, with a no-login guest mode for quick questions.
集学术校对、查重与 AI 写作工具于一体
兼具智能体、邮件与文档的 AI 生产力套件
支持 30 多种语言的 AI 语法、拼写与风格检查工具
