QR Code Data Calculator

QR code data analysis shows the content size, type, and QR version needed. Shorter, simpler content creates smaller, lower-version codes that scan more reliably at any size

The calculator uses the standard published formula for qr value. Results are accurate to the precision of the inputs you provide. For financial, medical, or legal decisions, always verify with a qualified professional.

This calculator works with inches. You can enter values in the units shown — the calculator handles all conversions internally.

The core formula is: QR Version 1 = 21×21 modules; each higher version adds 4 modules/side. Each step in the calculation is shown so you can verify the result manually.