aOCR 记录了 1,766 月访问量，月度环比增长为 +1.7%，定价为免费试用，定价请咨询。pdf.net 记录了 1,257,131 月访问量，增长率为 -22.3%，定价为免费增值，免费。
一站式在线 PDF 编辑器，内置 AI 助手帮你阅读、总结与生成文档
通过 API 将复杂文档转化为结构化数据
先进的抽取器无需预定义模板即可阅读文档，新增版式和异常格式无需额外配置。
支持 PDF、图片、Word、Excel、PowerPoint、XML 和 EDI 文件，并提供自动化邮件与 FTP 连接器用于批量处理。
支持 100 多种语言并可自动翻译，可从表单、笔记和收据中提取印刷体与手写内容。
自动检测并分类发票、证件、合同和采购订单，并将复杂、嵌套或无边框表格解析为 Excel、CSV 或 JSON。
一站式在线 PDF 编辑器，内置 AI 助手帮你阅读、总结与生成文档
可直接修改文字、字体、字号与颜色，插入图片，添加页码、水印与 Bates 编号，旋转、提取或重排页面，以及拆分与合并文件。
支持 PDF 与 Word、Excel、PowerPoint、CSV、JPG、PNG、HEIC、EPUB、Markdown、文本之间的互转，包括银行对账单转表格与 PDF 对比。
键入、手写或上传签名，通过邮件请求他人签署，添加密码保护，涂黑敏感内容，并把平面或扫描表单变成可填写表单。
与 PDF 对话提问内容，把长文档总结成要点，按描述生成排版好的 PDF，或让 AI 自动填写表单。
专项更强Delivers quick PDF summarization and document chat, but lacks the broader editing and e-signature features of pdf.net.
专项更强Delivers quick PDF summarization and document chat, but lacks the broader editing and e-signature features of pdf.net.
Provides professional desktop and cloud PDF editing software with extensive document conversion tools, but requires downloads.
Provides professional desktop and cloud PDF editing software with extensive document conversion tools, but requires downloads.
专项更强NoteGPT is an AI agent that handles research, summarizing, transcription, document writing, slides, spreadsheets, and media generation for work and study. It routes tasks across several leading LLMs and delivers editable output files.
提供全面的云端 PDF 转换与编辑工具，并结合 AI 聊天功能，功能几乎与 pdf.net 不相上下。
拥有大量的免费浏览器端文件工具，不过专属的 PDF 工作区精致度稍低。
专项更强Summarizer.org is a free AI summarizer that condenses text, articles, essays and documents into paragraph or bullet-point summaries with adjustable length.
专项更强Summarizer.org is a free AI summarizer that condenses text, articles, essays and documents into paragraph or bullet-point summaries with adjustable length.
专项更强高度专注于互动式文件聊天与表单填写，相较于 pdf.net，提供的传统 PDF 编辑功能较少。
Veryfi is a document intelligence platform built around OCR and multi-modal extraction APIs that turn invoices, receipts, bank statements, checks and 100+ other document types into structured data, with on-device capture SDKs and real-time fraud detection included in the same API responses.
Veryfi is a document intelligence platform built around OCR and multi-modal extraction APIs that turn invoices, receipts, bank statements, checks and 100+ other document types into structured data, with on-device capture SDKs and real-time fraud detection included in the same API responses.
