Invoice Check compares a supplier invoice with an existing Shopify purchase order. Review unit price differences, quantities above the order, and unmatched items, with source text beside each line. Import English text PDFs, CSV, or JSON files, correct imported values, and export results. Save private reviews and decision notes. PDF imports require verification; scans are not supported. Compare one invoice with one PO in the same supported currency.

• Compare supplier invoices with existing Shopify purchase orders.
• Flag unit price differences, excess quantities, and unmatched items.
• Check source text, correct imported values, and map invoice lines.
• Save private reviews and decision notes; export comparisons as CSV or JSON.