Circle to Search on Android is a powerful feature that let's you quickly search for on-screen content. Google is working on adding barcode support to Circle to Search for easy barcode scanning.

Open your Android camera app ... scans the QR code and takes you to the relevant site. Gamma Play’s QR Barcode Scanner is another speedy scanner that does the job. Install the app and point ...

However, this raises privacy concerns, as unauthorized entities could scan an unencrypted or inadequately secured barcode, leading to potential misuse. If hackers compromise it, they could extract ...

Google Wallet's custom passes got a big upgrade last summer, and they've recently become a feature I can't live without.