UPC Barcode Generator

Calculate the UPC-A check digit locally, render the barcode, and export SVG or PNG.

Barcode data

Bar width

Bar height (px)

Foreground

Background

Human-readable text

ReadyEnter 11 digits to append the UPC-A check digit, or a valid complete 12-digit UPC.

Generation runs in your browser. UPC/EAN/GTIN check digits can be calculated or verified here, but this tool does not issue globally assigned product identifiers.

How to use this UPC Barcode Generator

Generate a UPC-A barcode from an 11-digit body or validate a complete 12-digit UPC. Enter your values above and the result is calculated directly in your browser. No account is required.

Fast answer, clear inputs

This tool is built around one job: give the answer quickly without forcing a signup or hiding the result. Related tools are linked nearby when the next calculation or conversion is useful.