

Meet the most comprehensive portable cybersecurity device Learn the Angular programming language to build your own app This scanning pen translates into 112 languages The QR code offers a link to all sorts of information and actions, including web pages, presentations, Wi-Fi access codes, business cards and information (hours, locations) and social media sites. QR codes let people access information with a smartphone instead of typing a URL, you point your smartphone camera at a QR barcode and tap to scan. For more info, visit our Terms of Use page.

This may influence how and where their products appear on our site, but vendors cannot pay to influence the content of our reviews. We may be compensated by vendors who appear on this page through methods such as affiliate links or sponsored partnerships. QR codes make it easy for people to point-and-tap to access an online menu, connect to Wi-Fi or link to a social media site. How to make a QR code: 5 ways to generate QR codes
