Foxr GST Pro helps Indian merchants issue GST-compliant tax invoices and credit notes directly from Shopify orders. It works out CGST, SGST and IGST from your product HSN codes and the place of supply, numbers documents by financial year, and prepares GSTR-1 and GSTR-3B summaries for filing. Print or download invoices one by one or in bulk, collect and validate customer GSTIN numbers, and customize templates to match your brand.