
專項更強Delivers a lightning-fast email productivity suite, but focuses on user speed rather than automated spam defense.
專項更強Delivers a lightning-fast email productivity suite, but focuses on user speed rather than automated spam defense.
Spamdrain 每月有 185,960 次造訪,月增率 +22.6%,定價模式為免費試用、付費。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 | spamdrain.com | zeli.app |
| 定價模式 | 免費試用、付費 | 免費 |
| 每月造訪次數 | 18.6萬 (185,960) | 5.61萬 (56,147) |
| 月流量變化量 | +3.43萬 (+22.6%) | -4.93萬 (-46.8%) |
| 主要市場與市佔 | 🇺🇸 美國 (67.9%) | 🇨🇳 中國 (65.1%) |
| 每月直接造訪 | 15.43萬 | 4萬 |
| 使用者評分 | 4.3 | 4.3 |
| 支援平台 | 網站 | 網站 |

為所有信箱攔截垃圾信、釣魚郵件與病毒的反垃圾服務
支援 iPhone、Android、Mac、PC、Office 365 與通用 IMAP/POP 帳號,一個過濾器即可保護讀取同一信箱的所有裝置。
每封新郵件在投遞前都會被分析,可疑寄件人、惡意連結與帶毒附件會被攔下,不會送到你面前。
每次你把郵件標記為垃圾或確認為正常,過濾器都會學習你的偏好,判斷越來越貼近你的需求。
被攔截的郵件不會遺失。你可以開啟 Spamdrain 帳號查看被攔內容,一鍵放行誤判郵件。

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Delivers a lightning-fast email productivity suite, but focuses on user speed rather than automated spam defense.
專項更強Delivers a lightning-fast email productivity suite, but focuses on user speed rather than automated spam defense.

專項更強Offers cross-platform email management with built-in AI writing tools without dedicated spam-filtering capabilities.
專項更強Offers cross-platform email management with built-in AI writing tools without dedicated spam-filtering capabilities.
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.

專項更強Features a privacy-first email client with AI assistance, lacking Spamdrain's dedicated inbound spam protection.

專項更強Replaces your email client with an AI-powered interface, whereas Spamdrain filters existing mailboxes transparently.
Paper Digest is an AI research platform that summarizes literature, generates literature reviews with citations, and delivers daily digests of new papers across arXiv, PubMed, bioRxiv and major conferences. Launched in 2018 and used by millions of researchers, it combines a citation-backed review engine that avoids inventing results with tools for reading PDFs, writing, question answering, claim verification and topic tracking.
Paper Digest is an AI research platform that summarizes literature, generates literature reviews with citations, and delivers daily digests of new papers across arXiv, PubMed, bioRxiv and major conferences. Launched in 2018 and used by millions of researchers, it combines a citation-backed review engine that avoids inventing results with tools for reading PDFs, writing, question answering, claim verification and topic tracking.

專項更強Unifies multiple mail accounts into chat-like workspaces, focusing on team collaboration rather than automated spam blocking.

TLDR This is a free online summarization tool that condenses long articles, blog posts, and webpages into short, easy-to-read summaries. Built as both a web app and a browser extension, it also strips ads and clutter, extracts key metadata like author and date, and estimates reading time so you can get the gist without the noise.
TLDR This is a free online summarization tool that condenses long articles, blog posts, and webpages into short, easy-to-read summaries. Built as both a web app and a browser extension, it also strips ads and clutter, extracts key metadata like author and date, and estimates reading time so you can get the gist without the noise.
面向科學論文的 AI 摘要與學習指南