Generate and store UPC check digits on your iPhone. Now supports UPC-E (6 digit), UPC-A (12 digit) and UPC-EIN13 (13 digit) bar codes.
The barcode image is generated as you type the code in, allowing you to verify you have the correct bar code graphic.
Added support for other UPC formats - specifically UPC-E (6 digit) and UPC-EIN13 (13 digit).
With Family Sharing set up, up to six family members can use this app.