
專項更強Outstanding for context-aware translation and professional writing refinement, but not designed as a dedicated grammar checker.
#1
專為瀏覽器、Word 與 Outlook 打造的 AI 寫作與分析工具組
| 面向/指標 | ![]() | ![]() |
|---|---|---|
| 官方網域 | grammarly.com | writeali.com |
| 定價模式 | 免費增值 | 免費試用、付費、需聯絡報價 |
| 每月造訪次數 | 5886.74萬 (58,867,412) | 0 (0) |
| 月流量變化量 | -91.61萬 (-1.5%) |
| 0 (0%) |
| 主要市場與市佔 | 🇺🇸 美國 (51.9%) | 🌐 全球 (—) |
|---|
| 每月直接造訪 | 2539.87萬 | 0 |
|---|
| 使用者評分 | 4.4 | 3.7 |
|---|
| 支援平台 | 網站 | 網站 |
|---|

提供即時文法糾錯、語氣校準、寫作來源追蹤與團隊風格指南的跨平台 AI 寫作助理。
在 Chrome、Safari、Firefox、Edge、Windows、Mac、Google Docs、MS Office 與行動鍵盤中原生運行,標出文法錯誤、重寫繞口句子,並將語氣轉向自信、共情或高階主管口吻。
部署具上下文感知的 AI 代理,預測目標受眾會如何反應草稿、定位可信的支撐引文、依評分規準批改文章,並在 Pro 方案下每月使用最多 2,000 次提示生成草稿。
對照數十億網頁與學術資料庫掃描文字以找出無意抄襲,識別 AI 生成的段落,並透過 Google Docs 與 Word 中的 Authorship 報告透明記錄文件來源。
讓 Pro 與 Enterprise 方案的團隊能夠固化公司術語、禁用過時行話、強制使用包容性語言、插入共享片段,並在行內顯示公司內部定義。

專為瀏覽器、Word 與 Outlook 打造的 AI 寫作與分析工具組
龐大的專項工具庫,涵蓋起草、改寫、語氣調整、摘要、文法檢查等,使用者可直接選擇所需任務而無需自行設計提示詞。
在任意網頁上分析、摘要或改寫文字,無需離開當前分頁或把內容複製到其他應用程式。
在原文件中直接工作,用 AI 起草、潤飾或壓縮段落,同時保留原有格式與上下文。
在撰寫郵件時即時改進措辭、修正文法並概括冗長郵件串,直接在郵件用戶端內完成。

專項更強Outstanding for context-aware translation and professional writing refinement, but not designed as a dedicated grammar checker.
#1QuillBot 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.
#2
ProWritingAid is a writing platform that combines line-level grammar and style checking with planning, manuscript analysis and story critique tools aimed at novelists, students and professional writers.
專項更強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.
專項更強能視覺化突顯可讀性與句子複雜度,但缺乏自動語法修正和全瀏覽器擴充功能支援。

非常適合句子層級的語氣調整與重寫,但在獨立的文法規則與風格指南方面較不全面。

Provides exceptional clarity and style rewrites for professional text, but lacks broader plagiarism checking and citation tools.
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.
支援 30 多種語言的 AI 文法、拼字與風格檢查工具
ProWritingAid is a writing platform that combines line-level grammar and style checking with planning, manuscript analysis and story critique tools aimed at novelists, students and professional writers.
寫作、檢測與摘要的一站式工作台
專項更強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.
專項更強能視覺化突顯可讀性與句子複雜度,但缺乏自動語法修正和全瀏覽器擴充功能支援。
具備自動補全、研究與 Chrome 擴充功能的 AI 寫作助手
面向團隊與專業人士的 AI 文法檢查與寫作助手
Provides exceptional clarity and style rewrites for professional text, but lacks broader plagiarism checking and citation tools.
一款 AI 寫作助手,檢查、修正並提升任何文字