Simple Invoice Manager - Invoicing Made Easy v4.0.0 rc5

Simple Invoice Manager - Invoicing Made Easy with multiple billing companies, taxes and custom fields, user roles and permissions, recurring invoices, online payment (PayPal and Stripe), products modules, payment options, advance reports, new straightforward design with dark and light themes.

Customer Fields in v4 allows you to add new inputs to customers, products, invoices, invoice items, quotations, and quotation items.

Multiple Taxes in v4 so you can manage taxes as you need, especially useful for Indian GST and where you need to add more than 1 taxes for order or order items.