About Barcode
Barcode generator creates 1D barcodes online, supports Code128/EAN-13/UPC/Code39 etc. Essential for product barcodes, logistics tracking, book ISBN, inventory labels.
How to Use
- Enter numbers or text
- Choose barcode format (Code128/EAN-13 etc)
- Optional: adjust width/height/display text
- Download PNG or SVG barcode
Frequently Asked Questions
- Code128 vs EAN-13 difference?
- Code128 supports alphanumeric mix, flexible but needs dedicated scanner; EAN-13 only 13 digits, for global product standard code, even phones can scan.
- Can I randomly generate product barcodes?
- No. Official product barcodes require registration with GS1 organization to obtain manufacturer code. Self-generated barcodes only for internal use (e.g., warehouse management), not as official product codes.
- Barcode can't be scanned?
- Check: correct format (EAN-13 must be 13 digits with check digit); print clarity; even bar spacing; scanner supports that format.