Frequently Asked Questions
Comprehensive answers regarding our free client-side invoice and bill generation tool.
An invoice generator is an online utility that enables business owners, retailers, and freelancers to produce structured, professional invoices. It automates arithmetic calculations such as subtotals, VAT, line discounts, shipping, and remaining balance due without requiring manual spreadsheets.
Yes, InvoiceGen Pro is completely free. There are no registration fees, monthly subscription tiers, usage quotas, or intrusive watermarks attached to your generated documents.
No account, login, or email verification is ever required. You can load the page and begin generating an invoice immediately.
No. InvoiceGen Pro is built strictly with client-side HTML5, CSS3, and modern JavaScript. All operations execute inside your browser's local sandbox without contacting any third-party invoicing APIs.
No. Your invoice items, client billing addresses, and revenue figures are never sent to our servers. Any persistence is stored exclusively on your device via your web browser's LocalStorage.
Yes. You can upload any JPEG, PNG, or WebP logo file up to 3MB. Transparent PNGs are fully supported, and your logo will be automatically resized to maintain its correct aspect ratio in the invoice header.
Yes. You can select from world currencies including USD, AED, SAR, GBP, EUR, PKR, INR, CAD, AUD, QAR, KWD, and more. You can toggle between displaying the full currency code (e.g., AED 250.00) or currency symbol (e.g., $250.00).
You can choose "No Tax (0%)", "VAT %", or "Custom Tax %", and set any custom tax rate (e.g., 5% UAE VAT, 10% GST, or 20% UK VAT). Tax is computed accurately on the taxable subtotal after discounts.
Yes. Simply click the "Print" button. Our dedicated print stylesheet hides the site navigation, form inputs, buttons, and ads, ensuring only the clean A4 invoice appears on your printed paper or thermal printer.
Yes. Clicking "Download PDF" generates a high-resolution, vector-crisp A4 PDF document using client-side JavaScript. If your browser blocks background canvas scripts, the system seamlessly falls back to your browser's native "Save as PDF" print dialog.
Yes. Clicking "Save Invoice" records your document in your browser's LocalStorage. You can open the "Saved Invoices" dialog at any time to reopen, edit, duplicate, or delete past bills.
Yes. InvoiceGen Pro is responsive across all screen sizes (from 320px mobile screens to large desktop monitors). On mobile devices, convenient toggle tabs let you switch smoothly between the editor and live preview.
Yes. You can select international currency symbols, enter foreign billing addresses, specify international wire transfer / IBAN references, and incorporate multi-jurisdictional terms.
You can delete individual invoices directly inside the "Saved Invoices" table. To wipe all stored data at once, click the Gear icon (Shop Settings) and select "Clear All Local Data".