Does the generator calculate EAN-13, EAN-8, and UPC-A check digits automatically?
Yes. Enter the first 12 digits for EAN-13, 7 digits for EAN-8, or 11 digits for UPC-A, and the generator automatically computes and appends the GS1 Modulo-10 check digit.
How do I generate 2D barcodes like PDF417 or Aztec?
Download our free QR Code Reader & Generator app on iPhone or iPad. Tap the '+' button on the Creator tab and select 'Create Barcode' to generate Code 128, PDF417 (with configurable rows, columns, aspect ratio, and error correction), and Aztec barcodes.