QR Barcode Studio

Generators

Every QR code and barcode generator

Pick the code you need. Each page opens the generator already set up for that code, with tips for printing and scanning it correctly.

QR code generators

Barcode and 2D code generators

Which code should you use?

Every code type has a job. Here are the ones businesses use most.

CodeBest forWhat it holds
QR CodeMenus, posters, business cards, packaging, paymentsLinks, text, Wi-Fi, contacts; up to about 4,000 characters
EAN-13 / UPC-AProducts sold in stores and online marketplaces12–13 digit GS1 product number (GTIN)
Code 128 / GS1-128Shipping labels, inventory, internal SKUsLetters, numbers and symbols; GS1-128 adds batch and expiry data
ITF-14Outer cartons and cases14-digit carton number
Data MatrixElectronics, parts, medical devicesUp to ~2,300 characters in a tiny square
PDF417IDs, driver's licenses, boarding passesUp to ~1,800 characters, stacked rows
AztecTrain and event tickets, mobile boarding passesUp to ~3,000 characters; no quiet zone needed
Code 39Industrial labels, government and militaryCapital letters, digits and a few symbols