QR Codes

Round QR code generator and circular QR code generator are the same Qrblox tool — dots fill the circle. When to pick round vs square, and how to make one that scans.

A technical deep dive into the engineering challenges and solutions for transmitting data acoustically between mobile devices.

A comprehensive comparison of Audio QR codes, NFC, and Bluetooth, exploring the pros and cons of each contactless technology.

Examine the limitations of NFC on Apple devices and explore how audio data transfer provides a more versatile alternative for local sharing.

Learn the exact steps to share your dynamic QR code profiles and information using audio signals, making contactless sharing easier than ever.