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。SenderStack 记录了 0 月访问量，增长率为 —，定价为免费增值，付费。
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。
SenderStack is an AI writing and email productivity platform available as a Chrome extension and a web workspace. It drafts and replies to email in your own voice, lets you chat with multiple AI models, translate and summarize documents, and build simple automations that remove repetitive busywork from your day.
| 维度 / 指标 | | |
|---|---|---|
| 官方域名 | grammarly.com | senderstack.com |
| 定价模式 | 免费增值 | 免费增值，付费 |
| 月访问量 | 5886.74万 (58,867,412) | 0 (0) |
| 月度环比流量变化 | -91.61万 (-1.5%) |
| 0 (—) |
| 主要市场与份额 | 🇺🇸 美国 (51.9%) | 🌐 全球 (—) |
|---|
| 直接访问 / 月 | 2539.87万 | 0 |
|---|
| 用户评分 | 4.4 | 4.2 |
|---|
| 支持的平台 | 网站 | 浏览器扩展 |
|---|
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。
SenderStack is an AI writing and email productivity platform available as a Chrome extension and a web workspace. It drafts and replies to email in your own voice, lets you chat with multiple AI models, translate and summarize documents, and build simple automations that remove repetitive busywork from your day.
Generate replies, draft new messages, and produce multiple phrasing options from a Gmail sidebar without breaking your workflow.
Talk to several well-known AI models in one interface and pick the one that fits each research, writing, or summarization task.
Upload documents or point the assistant at a page to extract answers, summaries, and key points instead of reading everything yourself.
Create custom personas for professional, casual, sales, or support writing and train them on your own tone so output matches your voice.
专项更强Outstanding for context-aware translation and professional writing refinement, but not designed as a dedicated grammar checker.
#1擅长大量改写与重写文字，但在所有应用中提供流畅的行内实时校对功能较少。
专项更强Paperpal is an AI writing assistant built for researchers, academics, and students. It proofreads and rewrites academic prose in real time, suggests citations, checks references, and reads PDFs — all from inside Microsoft Word, Google Docs, Overleaf, the Chrome extension, or the web editor.
专项更强能直观突显可读性与句子复杂度，但缺乏自动语法修正和全浏览器扩展支持。
非常适合句子层级的语气调整与重写，但在独立的文法规则与风格指南方面较不全面。
Shortwave is an AI-powered email client that layers agentic automation on top of a modern inbox. It organizes, writes, searches, schedules and summarizes email with plain-language prompts, and adds team collaboration features designed to replace the Gmail-plus-Slack workaround.
专项更强Outstanding for context-aware translation and professional writing refinement, but not designed as a dedicated grammar checker.
兼具智能体、邮件与文档的 AI 生产力套件
提供强大的跨应用多语言语法与风格检查，但高级生成式 AI 功能较少。
提供更深入的文稿分析与结构报告，但学习曲线比 Grammarly 陡峭。
专项更强Paperpal is an AI writing assistant built for researchers, academics, and students. It proofreads and rewrites academic prose in real time, suggests citations, checks references, and reads PDFs — all from inside Microsoft Word, Google Docs, Overleaf, the Chrome extension, or the web editor.
专项更强能直观突显可读性与句子复杂度，但缺乏自动语法修正和全浏览器扩展支持。
具备自动补全、研究与 Chrome 扩展的 AI 写作助手
提供类似的行内语法修正与常用语片段，但浏览器扩展程序与集成的生态系统较小。
Shortwave is an AI-powered email client that layers agentic automation on top of a modern inbox. It organizes, writes, searches, schedules and summarizes email with plain-language prompts, and adds team collaboration features designed to replace the Gmail-plus-Slack workaround.
