Free UPC Generator
Generate valid 12-digit UPC-A barcode numbers with correct check digits for testing, demos, and inventory prototypes.
Try the generator
Click generate, then copy your result. Free and instant—no account required.
- Valid check digit
- 12-digit UPC-A
- Testing & demos
How to use the UPC Generator
- 1
Click Generate
Create up to three valid 12-digit UPC-A numbers with correct check digits.
- 2
Copy a code
Use in inventory demos, barcode printer tests, or software QA.
- 3
Never use for retail
These are test numbers—not GS1-registered product codes for sale.
- 4
Validate in your system
Import into POS, WMS, or barcode libraries to verify scanner workflows.
Application scenarios
Popular ways people use the UPC Generator on Tests Pro.
Software QA & testing
Populate barcode fields in staging databases and checkout flows.
Inventory prototypes
Demo warehouse and POS systems before real product data exists.
Developer tutorials
Sample UPC values for API docs and barcode library examples.
Print & scan testing
Generate codes to test label printers and handheld scanners.
Sample outputs
Example results you might get from the UPC Generator.
- 036000291452
- 012345678905
- 085000000012
UPC Generator FAQ
Common questions about this free generator on Tests Pro.
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