Create & edit创建与编辑
Invoice number, dates, client details, and flexible line items — with smooth add/remove interactions.
发票号、日期、客户信息与可增删的行项目，操作顺滑。
For freelancers & small teams
面向自由职业者与小团队
Invoices that look sharp, sent in a flash. 专业发票，极速生成与分享。
Build line items, watch your PDF preview update live, then export and share — all from your iPhone. Start free and upgrade when you need more.
编辑行项目、实时预览 PDF、一键导出并通过系统分享发送给客户。免费起步，需要更多额度时再升级。
Everything you need to get paid 开票所需，一站完成
InvoiceFlash focuses on speed and clarity: fewer taps, clearer totals, and a preview that always matches your PDF.
InvoiceFlash 强调速度与清晰：更少点击、总额一目了然，预览与导出 PDF 保持一致。
Live PDF preview实时 PDF 预览
See your invoice card update as you type, so there are no surprises before you export.
输入时同步更新预览卡片，导出前无需猜测版式。
Export & share导出与分享
Generate a polished PDF and send it with the system share sheet — Mail, Messages, Files, and more.
生成精美 PDF，通过系统分享面板发送：邮件、信息、文件等。
Invoice list发票列表
Browse saved invoices with number, client, date, and total — open any draft in one tap.
按编号、客户、日期与总额浏览已保存发票，一点即可继续编辑。
English & Chinese (Simplified)中英文界面
Full localization for the app experience, including strings used in your workflow.
应用内完整本地化，贴合中英文使用场景。
Your data你的数据
Core invoice workflows are designed for on-device storage so your drafts stay with you.
核心开票数据以设备侧存储为主，草稿随你掌控。
How it works 三步完成开票
From blank canvas to a client-ready PDF — without switching apps.
从空白到可发送的 PDF，无需在多个应用间来回切换。
Fill in the basics填写基础信息
Add invoice number, dates, and client details. Create line items with description, quantity, and unit price.
填写发票号、日期与客户信息，添加含描述、数量、单价的行项目。
Watch the preview查看实时预览
The invoice card updates as you type so totals and layout stay clear before you commit.
发票卡片随输入更新，总额与版式在导出前始终清晰可见。
Export & share导出并分享
Generate a PDF and send it with the iOS share sheet — email, Messages, or save to Files.
生成 PDF，通过系统分享发送至邮件、信息或保存到「文件」。
Built for people who bill for their craft 为「按项目收费」的人而设计
Whether you ship design, code, copy, or consulting, InvoiceFlash keeps paperwork lightweight.
无论你提供设计、开发、文案还是顾问服务，InvoiceFlash 让文书工作更轻量。
Freelancers
自由职业者
Designers, developers, writers — turn milestones into clear, professional invoices.
设计师、开发者、写手等，把交付节点变成清晰、专业的发票。
Small businesses
小微企业
Solo founders and lean teams that need consistent documents without a full accounting suite.
独立创始人与小团队，需要规范单据但不必上全套复杂账套。
Cross-border friendly UI
中英文界面
Work in English or Simplified Chinese with a localized experience across the app.
英文或简体中文界面，应用内体验完整本地化。
About InvoiceFlash 关于 InvoiceFlash
InvoiceFlash is an iPhone invoice app focused on speed and professional output. You can manage invoice line items, see a live PDF preview that matches your final file, and export or share invoices using the same share tools you already use on iOS. The app supports English and Chinese (Simplified) and stores core document data on your device, with optional cloud features where enabled.
Looking for a lightweight alternative to spreadsheets for freelancer invoicing or small business invoices? InvoiceFlash is designed to help you send a polished PDF in about a minute. Download from the App Store to try the free tier, then upgrade if you need higher limits.
InvoiceFlash 是一款面向 iPhone 的发票应用，强调速度与专业输出。你可以管理发票行项目，在导出前查看与成品一致的实时 PDF 预览，并通过 iOS 系统分享导出或发送发票。应用支持英文与简体中文，核心文档数据默认保存在本机，在开启相关功能时可使用可选云服务。
如果你希望用比表格更顺手的方式完成自由职业者开票或小微企业发票，InvoiceFlash 帮助你在约一分钟内发出版式规整的 PDF。欢迎从 App Store 下载体验免费额度，需要更高用量时再升级。
Frequently asked questions 常见问题
Quick answers before you install.
安装前常见疑问。
What is InvoiceFlash?InvoiceFlash 是什么？
InvoiceFlash is an iOS application for creating, previewing, and exporting professional invoices as PDFs, with a list to manage drafts and sent documents.
InvoiceFlash 是一款 iOS 应用，用于创建、预览并将专业发票导出为 PDF，并提供列表管理草稿与已保存单据。
Does the preview match the PDF?预览和 PDF 一致吗？
Yes — the preview card is designed to reflect what you export so you can trust totals and layout before sharing.
是的。预览卡片与导出 PDF 对齐设计，便于在分享前确认总额与版式。
How do I send an invoice to a client?如何把发票发给客户？
After exporting PDF, use the system share sheet to send via Mail, Messages, AirDrop, or save to Files and attach anywhere.
导出 PDF 后，使用系统分享面板通过邮件、信息、隔空投送发送，或保存到「文件」后在其他应用附件。
Is my data stored on the device?数据存在哪里？
Core invoice workflows use on-device storage. Optional features (such as account sign-in, sync, or cloud backup) may use additional services described in our Privacy Policy.
核心开票流程以本机存储为主。若你启用账号登录、同步或云备份等可选功能，处理规则见《隐私政策》。
Where can I read legal terms?法律条款在哪里？
See our Privacy Policy and Terms of Use on this site, or contact us by email for support questions.
Ready in about a minute 大约一分钟即可上手
Download InvoiceFlash and send your next invoice with confidence.
下载 InvoiceFlash，自信发出下一张发票。
Get the app 获取应用