关于我们About Us
365Lab 发票助手由 365Lab 团队打造——一个专注「打开即用、无需注册、保护隐私」免费在线小工具的组织。365Lab Invoice is built by the 365Lab team — a group focused on free web tools that just work, need no sign-up, and respect your privacy.
我们是谁Who we are
365Lab 是一个独立的小工具团队，围绕日常办公与生活中的高频小需求，制作轻量、免费、纯本地处理的网页工具。发票助手是我们面向财务报销场景的一款产品，目标是把「整理发票、拼 A4、打印归档」这件繁琐事变得简单。365Lab is an independent tools team building lightweight, free, fully-local web utilities for everyday needs. Invoice is our product for the reimbursement scenario, aimed at making "tidy invoices, arrange onto A4, print and archive" simple.
我们做什么What we do
帮你把散落的 PDF 电子发票、OFD 版式发票和手机拍的发票照片，快速整理成整齐的 A4 页面，支持裁剪、签名、水印、批量合并，导出一个 PDF 或直接打印；还提供发票要素提取、OFD 转 PDF 与本地台账查重等报销辅助功能。We help you tidy scattered PDF / OFD e-invoices and phone photos into neat A4 pages — crop, sign, watermark, merge — then export a single PDF or print. We also offer field extraction, OFD-to-PDF conversion and a local ledger with duplicate checks.
隐私与本地处理Privacy & local processing
核心功能在浏览器本地完成，你的发票文件不会上传到服务器。我们尊重并保护你的财务隐私。Core features run locally in your browser; your invoice files are never uploaded. We respect and protect your financial privacy.
技术实现How it is built
PDF 渲染与文本解析基于 pdf.js，PDF 生成基于 jsPDF，OFD 解析与表格导出为自研零依赖实现，裁剪与排版使用 Canvas 在浏览器内完成；界面纯静态、无需登录、开箱即用。PDF rendering/parsing via pdf.js, generation via jsPDF, OFD parsing and spreadsheet export via our own zero-dependency code, cropping & layout with Canvas in-browser; a fully static, no-login, ready-to-use UI.
广告与可持续性Advertising & sustainability
为了长期免费提供这些工具，本站可能展示由 Google AdSense 投放的广告。广告不会影响工具功能，也不会读取你处理的发票内容。关于广告与 Cookie 的详细说明，请阅读隐私政策。To keep these tools free, this site may show ads served by Google AdSense. Ads never affect functionality and never read the invoices you process. See our Privacy Policy for details on advertising and cookies.
声明Disclaimer
本工具与国家税务总局及任何税务机关无隶属关系，不提供发票查验或开票服务。税务/发票知识仅供参考，具体以主管税务机关与本单位制度为准。Not affiliated with any tax authority; no verification or invoicing services. Tax info is for reference only — follow your local tax rules and company policy.
联系我们Contact us
问题反馈、意见建议或合作，欢迎写信到 For feedback, suggestions or collaboration, reach us at www365Labtop@outlook.com （点击邮箱地址即可自动复制）。也可访问 365Lab 官网 www.365lab.top 发现更多免费工具。 (click the address to copy it). Visit the 365Lab official site at www.365lab.top for more free tools.
365Lab · www.365lab.top · 服务条款Terms · 隐私政策Privacy