
Ultra Invoice System is a comprehensive, web-based invoicing and Point of Sale (POS) solution designed for small to medium-sized businesses. Built with PHP, MySQL, HTML, CSS, and JavaScript, it provides a complete financial management platform for tracking sales, managing customers, products, and invoices.
Create, edit, view, and void invoices
Multi-currency support (50+ currencies)
Automatic invoice numbering
Discount management (percentage or fixed amount)
Tax calculation (configurable VAT rates)
Email invoices directly to customers
Send payment reminders
PDF generation and print support
Thermal printer compatibility (80mm)
Customer Management
PHP 7.4 & Above
V1 (2026)