Last year Instagram added some Snapchat-like nametags that could bring a friend to your profile just by pointing their Instagram app’s camera at the code. Now, after a short test period, it’s widely ...

You can scan a Snapchat code for your own profile or a friend's using the app's camera screen or your mobile device's camera roll. Before you scan a Snapcode, you will need to go to a profile and view ...

LinkedIn is adding a couple of new features to its iOS app that should make it easier for users to expand their professional networks on the service. For the first time, QR codes can now be used to ...