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Last updated: September 2026

Privacy Policy

Your privacy is fundamental to how we built Open Invoice Generator. We designed this tool from the ground up so that your data never leaves your device.

TL;DR — The Short Version

  • All invoice data is stored locally in your browser only.
  • No invoice data is ever sent to our servers — because we don't have any backend servers storing your data.
  • We use Plausible Analytics — a privacy-first, cookie-free, GDPR-compliant analytics tool. No personal data is tracked.
  • We don't sell, share, or monetize your data. Ever.

1. Who We Are

Open Invoice Generator (openinvoicegenerator.com) is a free, browser-based invoice creation tool. We are not a company collecting user accounts or subscriptions. We are a product built on the principle that simple tools should respect user privacy completely.

2. Data We Do NOT Collect

We do not collect, store, or transmit:

  • Your invoice content (client names, amounts, addresses, line items)
  • Your business information (company name, tax IDs, bank details)
  • Uploaded logos or digital signatures
  • Generated PDF files
  • Email addresses, names, or any account information
  • Payment information of any kind

3. How Your Data Is Stored

All invoice data you enter is stored exclusively in your browser's localStorage. This data never leaves your device and is accessible only within your browser. You can clear this data at any time by clearing your browser's local storage or using the "Clear" option within the app.

localStorage key: oig-invoice-data-v2
localStorage key: oig-invoice-history-v2

4. Analytics

We use Plausible Analytics to understand aggregate usage of our website. Plausible is a privacy-first analytics tool that:

  • Does not use cookies
  • Does not collect personal data or IP addresses
  • Is fully GDPR, CCPA, and PECR compliant
  • Only provides aggregate traffic metrics (page views, referrers, countries)

You can learn more about Plausible's approach at plausible.io/privacy.

5. Cookies and Advertising Technologies

The core invoice creation tool does not use cookies. Your drafts, preferences, and invoice history are stored exclusively in your browser's client-side localStorage, which never transmits data to our servers.

To maintain Open Invoice Generator as a free tool, we display advertisements provided by third-party advertising partners, such as Google AdSense. Third-party vendors, including Google, use cookies and similar technologies to serve advertisements based on your prior visits to this website or other sites on the internet.

Google's use of advertising cookies enables it and its partners to serve ads based on your visit to this site and other websites across the web. You can opt out of personalized advertising by visiting Google Ads Settings, or by visiting aboutads.info.

6. Third-Party Services

The application loads web typography from Google Fonts and uses Plausible Analytics for aggregated, cookie-free traffic statistics. When third-party advertising partners serve ads, they may log technical request data (such as IP addresses and browser user-agents) in accordance with standard web protocols. Under no circumstances is any invoice text, financial figure, client name, or document payload shared with any third party.

7. Children's Privacy

Open Invoice Generator is designed for business use and is not directed at individuals under 13 years of age. We do not knowingly collect data from children.

8. Changes to This Policy

We may update this Privacy Policy occasionally. Any changes will be reflected on this page with an updated date. We encourage you to review this page periodically.

9. Contact

Have questions about privacy? Contact us.