App PrintMax: PDF Invoice with QR Vs App PromoLock: Block Discount
App info
| Developer | Brain Station 23 PLC | WEBx47 |
| Tag Line | Customize order receipts, Discount QR & multi-order printing | Control discounts, gift cards, stacking & sale margin loss. |
| Meta description | Generate branded PDF invoices & receipts from Shopify. Add QR discount codes to turn every receipt into a repeat purchase. Free plan available. | Protect your margins and grow profitably. PromoLock blocks discount misuse on sale items, collection, customer, product, tags — and more. |
| Launch Date | 2023-10-20 | 2025-06-13 |
| Shopify Badges | Uncertified | Uncertified |