GST Billing Calculator for Blogger Template: Custom Freelancer Retail Service Country: Night Mode Your Details Client's Details Invoice # Date Due Date Item Description Qty Rate Amount + Add Item Notes / Terms Subtotal0.00 Discount%Flat GST (0%)0.00 Grand Total0.00 Generate Invoice INVOICEInvoice #: Date: Due Date: Bill To: Item DescriptionQtyRateAmount Notes:Subtotal: Discount: : Grand Total: Back to EditorPrint / Save as PDF