UPC-A Barcode Generator

UPC-A Barcode Generator: QR and barcode utility for generating, reading, validating, or formatting scannable codes.

Generate a UPC-A barcode from 11 digits; checksum is added automatically.

Drop files here or Choose File No file required · Optional upload: .txt No file selected

Suggestions

Use 11 input digits The 12th checksum digit is calculated automatically.
Use GS1 for production Retail UPCs should come from a legitimate GS1 allocation.
Keep margins Quiet zones are part of scanner readability.
Test printed size A barcode that works on screen may fail when printed too small.
Check output before sharing Open the downloaded file once to confirm layout, text, image quality, or password settings.

Advanced options Use only when this conversion requires extra settings.

11-digit UPC data * Output format Show number

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Files

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Time	Uploaded file	Converted file	Size	Status	Available until	Action