
专项更强Outstanding for context-aware translation and professional writing refinement, but not designed as a dedicated grammar checker.
#1| 维度 / 指标 | ![]() | |
|---|---|---|
| 官方域名 | grammarly.com | speechify.com |
| 定价模式 | 免费增值 | 免费增值 |
| 月访问量 | 5886.74万 (58,867,412) | 545.75万 (5,457,475) |
| 月度环比流量变化 | -91.61万 (-1.5%) |
| +2.47万 (+0.5%) |
| 主要市场与份额 | 🇺🇸 美国 (51.9%) | 🇺🇸 美国 (55.2%) |
|---|
| 直接访问 / 月 | 2539.87万 | 284.47万 |
|---|
| 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。
覆盖所有设备的文字转语音与语音 AI
用庞大的逼真 AI 声音库朗读书籍、PDF、文档和网页。
在 Google Docs、Gmail、Slack、Outlook 等几乎所有应用中口述,无需打字。
把文档或简短提示变成 AI 播客,并即时获取正在阅读内容的摘要。
网页应用、Chrome 与 Edge 扩展,以及原生 iOS、Android、Mac 和 Windows 应用。

专项更强Outstanding for context-aware translation and professional writing refinement, but not designed as a dedicated grammar checker.
#1专项更强提供明显更优异的语音逼真度与克隆质量,但缺乏 Speechify 专属的文档库阅读界面。},{de:
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。

免费 / 开源Provides powerful open-source speech synthesis and voice cloning, but requires technical setup compared to turnkey apps.

免费 / 开源Provides free text-to-speech conversion across many languages, but lacks advanced reading assistant and document management features.
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Specializes in real-time voice changing and cloning, but lacks Speechify's robust ebook and document reading workflow.

Generates realistic voiceovers from text scripts, but lacks dedicated e-reader and document library apps.
专项更强Outstanding for context-aware translation and professional writing refinement, but not designed as a dedicated grammar checker.
免费 / 开源Provides powerful open-source speech synthesis and voice cloning, but requires technical setup compared to turnkey apps.
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.
通过浏览器工具将文本、文档和网页转换为自然语音,但缺乏 Speechify 精致的手机应用程序。},{de:
Generates realistic voiceovers from text scripts, but lacks dedicated e-reader and document library apps.