SciSpace 每月有 4,464,111 次造訪，月增率 +8.6%，定價模式為免費增值。SmartPDFs 每月有 147 次造訪，成長率 -93.3%，定價模式為免費。
SmartPDFs is a free web tool that summarizes PDF documents in seconds. You upload a PDF, pick a language, and the app generates a quick, clear and shareable summary, so you can grasp a long document without reading every page.
| 面向／指標 |  | |
|---|---|---|
| 官方網域 | scispace.com | smartpdfs.ai |
| 定價模式 | 免費增值 | 免費 |
| 每月造訪次數 | 446.41萬 (4,464,111) | 147 (147) |
| 月流量變化量 | +35.54萬 (+8.6%) | -2059 (-93.3%) |
| 主要市場與市佔 | 🇺🇸 美國 (13.2%) | 🌐 全球 (—) |
| 每月直接造訪 | 131.51萬 | 63 |
| 使用者評分 | 4.6 | 4.3 |
| 支援平台 | 網站 | 網站 |
用來閱讀、理解與撰寫科學論文的 AI 研究平台
開啟或上傳論文後直接提問，對標亮段落取得白話解釋，並以對話方式梳理方法、結果與限制。
在涵蓋 Google Scholar、PubMed 與 arXiv 的大型學術索引中檢索，並據此產生結構化的文獻回顧與相關研究段落。
提供起草用的 AI Writer、維持學術語氣的改寫器，以及支援常見格式的引用產生器。
把論文中的表格與結果整理成結構化資料，並用內建偵測器判斷稿件是否帶有 AI 生成痕跡。
SmartPDFs is a free web tool that summarizes PDF documents in seconds. You upload a PDF, pick a language, and the app generates a quick, clear and shareable summary, so you can grasp a long document without reading every page.
Upload a PDF and get a concise summary in seconds, so you can understand the gist without reading the full document.
Choose the language for the summary before generating, making it easy to read a document in your preferred language.
Summaries are clean and easy to share with colleagues or classmates as a quick overview of a document.
SmartPDFs is open source, with its code published on GitHub for anyone to inspect or self-host.
專項更強Offers broad general reasoning and document upload capabilities, but lacks specialized academic indexing and citation databases.
把長篇 PDF 變成清晰摘要，並可與之對話
跨裝置的免費 AI PDF 編輯、轉換與閱讀工具
專項更強Focuses heavily on assisted academic drafting and autocomplete, whereas SciSpace centers more on reading and analysis.
專項更強Focuses heavily on assisted academic drafting and autocomplete, whereas SciSpace centers more on reading and analysis.
