

LightPDF 每月有 1,742,568 次造訪,月增率 -15.3%,定價模式為免費增值。MC2 每月有 0 次造訪,成長率 0%,定價模式為需聯絡報價。
| 面向/指標 | ![]() | |
|---|---|---|
| 官方網域 | lightpdf.com | mc2.io |
| 定價模式 | 免費增值 | 需聯絡報價 |
| 每月造訪次數 | 174.26萬 (1,742,568) | 0 (0) |
| 月流量變化量 | -31.46萬 (-15.3%) | 0 (0%) |
| 主要市場與市佔 | 🇮🇳 印度 (24.9%) | 🌐 全球 (—) |
|---|
| 每月直接造訪 | 44.21萬 | 0 |
|---|
| 使用者評分 | 4.2 | 4.2 |
|---|
| 支援平台 | 網站 | 網站 |
|---|

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。
MC2 is an AI data redaction tool focused on removing sensitive information from files before they are shared. It emphasizes local processing so that confidential documents and PII never have to leave your machine.
Detect and remove sensitive information such as personally identifiable information from files and documents.
Runs on your own machine so confidential documents do not need to be uploaded to an external service to be redacted.
Supports privacy and compliance workflows where files must be shareable without exposing protected data.
Handles document and file redaction, letting you clean up records before sharing, archiving, or transferring them.


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。
免費 / 開源Undetectable AI is a web platform that scans text for AI fingerprints and rewrites flagged passages so they read like natural human writing. It bundles an AI detector, an AI humanizer and a growing set of media authenticity tools in a single dashboard.
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.

免費 / 開源Trinka is a privacy-first AI writing assistant built for academic and technical writing. Beyond grammar, it handles paraphrasing, consistency checks, file proofreading for Word and LaTeX, citation formatting and quality checks, plagiarism and AI detection, journal finding, and translation across 30+ languages.

免費 / 開源Undetectable AI is a web platform that scans text for AI fingerprints and rewrites flagged passages so they read like natural human writing. It bundles an AI detector, an AI humanizer and a growing set of media authenticity tools in a single dashboard.
Offers a robust desktop suite for OCR and editing, but requires software installation unlike cloud platforms.
擅長開發者 API 整合與 PDF 對話,但缺乏全面的傳統 PDF 編輯工具。
免費 / 開源Trinka is a privacy-first AI writing assistant built for academic and technical writing. Beyond grammar, it handles paraphrasing, consistency checks, file proofreading for Word and LaTeX, citation formatting and quality checks, plagiarism and AI detection, journal finding, and translation across 30+ languages.
免費 / 開源與任何 PDF 對話,並部署以自有內容訓練的 AI 客服機器人