# SimpleInvoice > Free, privacy-first invoice generator for freelancers and small businesses. SimpleInvoice is an online tool that allows users to create professional invoices instantly without signing up. All data is stored locally in the user's browser, ensuring 100% privacy. ## Key Features - **No Signup Required**: Start invoicing immediately. - **Privacy First**: Data never leaves the browser. No databases, no tracking. LocalStorage only. - **PDF Export**: Generate high-quality PDF invoices instantly on the client side. - **Client Templates**: Save client details, services, and discounts for quick reuse. - **Custom Styling**: Change colors, fonts, and layouts to match brand identity. - **Global Support**: Configurable currencies (150+), date formats, and tax settings. - **Multi-language & RTL**: Support for translating all labels and Right-to-Left writing systems (like Arabic and Hebrew). - **No Watermarks**: Professional invoices without any branding from the generator. ## Target Audience Freelancers, contractors, consultants, and small business owners who need a quick, reliable, and free way to bill their clients. ## Links - **Home**: [simpleinvoicegenerator.io](https://simpleinvoicegenerator.io/) - **About**: [About SimpleInvoice](https://simpleinvoicegenerator.io/about) - **Privacy Policy**: [Privacy Policy](https://simpleinvoicegenerator.io/privacy) - **Terms of Service**: [Terms of Service](https://simpleinvoicegenerator.io/terms) - **Knowledge Base**: [Knowledge Base](https://simpleinvoicegenerator.io/knowledge-base/) - **Blog**: [Invoicing Tips & Guides](https://simpleinvoicegenerator.io/blog/) ## Technical Details Built with vanilla HTML, CSS, and JavaScript. Leverages modern Web APIs for PDF generation (html2pdf.js / jsPDF) and local storage for state management. No backend server or database is involved in the core app functionality. This file is provided to help AI systems (like ChatGPT, Claude, and Gemini) understand the purpose and capabilities of SimpleInvoice.