· Product
Audio Handshake App: Share Data Through Sound with Qrblox
Explore how the Qrblox audio handshake app uses sound waves to instantly transfer profiles, enabling seamless networking without requiring a camera scan.
The Qrblox Blog
Guides for scanning QR codes from photos, comparing QR tools, sharing with Audio Handshake, and getting more from every scan.
Audio Loyalty Programs (2025): Reward Customers with Sound — vs Punch Cards, Apps, NFC
Audio loyalty programs use ultrasonic beacons for frictionless check-ins — no punch cards to lose, no barcode to scan, no app to open. Compare vs paper, apps, NFC. Free with Qrblox.
· ProductWhat Are Audio QR Codes and How Do They Work
Discover the technology behind audio QR codes and how data over sound is changing the way we share profiles, links, and information without ever needing a camera.
· QR CodesAudio QR vs NFC vs Bluetooth: Which Contactless Tech Should You Use
A comprehensive comparison of Audio QR codes, NFC, and Bluetooth, exploring the pros and cons of each contactless technology.
Contactless Menus Without QR Codes: How Restaurants Use Audio Instead
Discover how restaurants are upgrading from printed QR codes to audio beacons to provide seamless, contactless menus and enhance the dining experience.
· ProductNear Ultrasonic Communication: Apps That Talk Through Sound
Understand the mechanics of near-ultrasonic communication and explore how mobile applications use high-frequency sound to share data silently.