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正面對決基準比較
LightPDF vs Zeli
LightPDF 每月有 1,742,568 次造訪，月增率 -15.3%，定價模式為免費增值。Zeli 每月有 56,147 次造訪，成長率 -46.8%，定價模式為免費。
LightPDF 每月有 1,742,568 次造訪，月增率 -15.3%，定價模式為免費增值。Zeli 每月有 56,147 次造訪，成長率 -46.8%，定價模式為免費。
Zeli mirrors the Hacker News front page and attaches an AI summary plus a key quote to every story, translating it all into seven languages. It also digests HuggingFace's daily AI papers. Free, no signup, and available as RSS, plain markdown and JSON.
| 面向／指標 |  | |
|---|---|---|
| 官方網域 | lightpdf.com | zeli.app |
| 定價模式 | 免費增值 | 免費 |
| 每月造訪次數 | 174.26萬 (1,742,568) | 5.61萬 (56,147) |
| 月流量變化量 | -31.46萬 (-15.3%) | -4.93萬 (-46.8%) |
| 主要市場與市佔 | 🇮🇳 印度 (24.9%) | 🇨🇳 中國 (65.1%) |
| 每月直接造訪 | 44.21萬 | 4萬 |
| 使用者評分 | 4.2 | 4.3 |
| 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。
Zeli mirrors the Hacker News front page and attaches an AI summary plus a key quote to every story, translating it all into seven languages. It also digests HuggingFace's daily AI papers. Free, no signup, and available as RSS, plain markdown and JSON.
Each story carries a short summary generated from the linked article plus a standout key quote, so you can judge relevance before clicking through.
The whole feed — titles, summaries and top comment highlights — is available in English, Chinese, Japanese, Korean, German, Spanish and Russian.
Every day gets a permanent page containing every story that hit the front page, retrievable long after the feed has moved on.
Daily AI papers are surfaced with translated titles and AI summaries, making Zeli a research reader as well as a news reader.
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.
Summarizer.org is a free AI summarizer that condenses text, articles, essays and documents into paragraph or bullet-point summaries with adjustable length.
Summarizer.org is a free AI summarizer that condenses text, articles, essays and documents into paragraph or bullet-point summaries with adjustable length.
具備互動式 PDF 對話與填表功能，但進階桌面編輯與轉換選項較少。
