
Crane 每月有 0 次造訪,月增率 —,定價模式為需聯絡報價。LightPDF 每月有 1,742,568 次造訪,成長率 -15.3%,定價模式為免費增值。

Crane is a Chrome extension that acts as an AI-powered personal knowledge base. You save web pages, notes, images, YouTube videos and podcasts into one place, ask questions against everything you have stored, explore how your ideas connect, and receive a daily newsletter summarizing what you read the day before.
| 面向/指標 | ![]() | ![]() |
|---|---|---|
| 官方網域 | chromewebstore.google.com | lightpdf.com |
| 定價模式 | 需聯絡報價 | 免費增值 |
| 每月造訪次數 | 0 (0) | 174.26萬 (1,742,568) |
| 月流量變化量 | 0 (—) | -31.46萬 (-15.3%) |
| 主要市場與市佔 | 🌐 全球 (—) | 🇮🇳 印度 (24.9%) |
| 每月直接造訪 | 0 | 44.21萬 |
| 使用者評分 | 3.4 | 4.2 |
| 支援平台 | 瀏覽器擴充功能 | 網站 |

Crane is a Chrome extension that acts as an AI-powered personal knowledge base. You save web pages, notes, images, YouTube videos and podcasts into one place, ask questions against everything you have stored, explore how your ideas connect, and receive a daily newsletter summarizing what you read the day before.
Save web pages, text notes, images, YouTube videos and podcasts into a single personal knowledge base, so your reading and watching live in one place.
Ask questions to your saved knowledge base and get answers grounded in the material you have collected rather than the open web.
Explore a visual map of how your items relate and mine the collection for connections, themes and blind spots you might have overlooked.
Get a daily newsletter of what you read yesterday, or listen to it as a podcast. A lightweight way to review and retain what you have learned.

跨裝置的免費 AI PDF 編輯、轉換與閱讀工具
上傳 PDF 後用自然語言提問、追問細節,並查看答案引用的原文段落;另有模式可直接解析 YouTube 影片。
把整份文件翻譯成 20 多種語言,包括掃描版與圖片型 PDF,並盡量維持原本排版。
自動把發票、收據、銀行對帳單與採購單轉成結構化的 Excel 檔案。
編輯文字與圖片、OCR 掃描頁、與 Office 格式互轉,並支援合併、拆分、壓縮、浮水印、簽名與註解。

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。
Offers a robust desktop suite for OCR and editing, but requires software installation unlike cloud platforms.
Offers a robust desktop suite for OCR and editing, but requires software installation unlike cloud platforms.

Provides quick browser-based PDF editing and e-signatures, but has a less advanced conversational AI assistant.