
Letty 每月有 198 次造訪,月增率 -85.4%,定價模式為免費增值。Sider 每月有 2,644,740 次造訪,成長率 -10.6%,定價模式為免費增值。
| 面向/指標 | ||
|---|---|---|
| 官方網域 | useletty.com | sider.ai |
| 定價模式 | 免費增值 | 免費增值 |
| 每月造訪次數 | 198 (198) | 264.47萬 (2,644,740) |
| 月流量變化量 | -1162 (-85.4%) | -31.42萬 (-10.6%) |
| 主要市場與市佔 | 🇮🇳 印度 (100%) | 🇺🇸 美國 (13.3%) |
| 每月直接造訪 | 77 | 169.95萬 |
| 使用者評分 | 3.8 | 4.5 |
| 支援平台 | 網站 | 網站 |
AI 郵件撰寫與智慧回覆,就在 Gmail 裡
Letty 會讀取來信串並提出契合對話的回覆建議,讓你無須逐封從頭撰寫就能清空收件匣。
把粗略想法變成完整郵件。Letty 可起草商務提案、跟進、自我介紹與日常往來郵件。
上傳文件、常見問題或網址,Letty 會依據這些資料在回覆中準確作答。
Letty 能模仿你的語氣與用詞,讓寄出的信更像你本人,而不是模板腔。
面向閱讀、寫作與研究的 AI 側邊欄與瀏覽器代理
常駐面板可讀取目前頁面,並用 GPT、Claude 或 Gemini 繼續追問,無需把內容複製到另一個分頁。
摘要長文章、PDF 和 YouTube 影片,提取重點,並針對原始材料提出具體問題。
翻譯網頁、PDF 和圖片,可對照雙語結果,並支援把內容朗讀出來便於行動中查看。
利用你已登入的工作階段,把比價、填表、跨站調研和收件匣整理等多步任務交給代理完成。

專項更強Anthropic 的前沿 AI 工作空間,由 Claude 5.5 驅動,擅長代理式程式開發、分析與細膩寫作。
透過瀏覽器擴充功能提供流暢的行內寫作與網頁摘要,但自訂側邊欄工具較少。
透過瀏覽器擴充功能提供流暢的行內寫作與網頁摘要,但自訂側邊欄工具較少。

WriteMail.ai is an AI email writing assistant that turns a few rough key points into a polished, correctly toned email. It handles new messages as well as replies, supports dozens of languages, and offers tone, length and style controls plus a Chrome extension and desktop apps for getting drafts out of the browser faster.
WriteMail.ai is an AI email writing assistant that turns a few rough key points into a polished, correctly toned email. It handles new messages as well as replies, supports dozens of languages, and offers tone, length and style controls plus a Chrome extension and desktop apps for getting drafts out of the browser faster.
Mochii is a browser extension and web app that puts multiple leading AI models — OpenAI, Claude, and Gemini — into a single sidebar, so you can chat, read, research, and build chatbots without jumping between tabs. It also lets you create custom AI characters, manage a personal knowledge base, and analyze PDFs, images, and webpages.
Mochii is a browser extension and web app that puts multiple leading AI models — OpenAI, Claude, and Gemini — into a single sidebar, so you can chat, read, research, and build chatbots without jumping between tabs. It also lets you create custom AI characters, manage a personal knowledge base, and analyze PDFs, images, and webpages.