Apps have become even more prevalent and perhaps easier-to-use, but Facebook and Snapchat, two of these most-frequently-used apps, are pushing a present and future of QR codes.

This app may be more useful for some than for others, but it's useful nonetheless. Barcode Generator makes generating QR codes incredibly quick and easy. You can generate barcodes for: ...

This QR code generator is free to use, though you can pay a one-time $6 fee to remove ads inside the app and get extra features like an unlimited number of QR code scans.

With the latest update, Facebook has now added QR codes feature to its Messenger app to make payments more easier. It is live for US users.