Some developers would lead you to believe you need to download their app to scan QR codes. Spoiler: Your phone can do that with built-in features.

QR codes are links that can be scanned using various smartphone apps. You'll find our favorite apps for scanning QR codes for both Android and iPhone.

Coupon apps scan the web for deals and pass them to you via cash back, digital coupons, promo codes, or paper coupons and then let you save instantly or collect your rewards whenever you’re ready.

Your smartphone is full of surprises. There’s an app if you want to use your phone as a magnifying glass or scanner. Tap or click here for hidden apps on your smartphone and how to find them ...

TECH How to scan a QR code with your iPhone or Android phone (no apps needed) QR codes are those pixelated squares you see in restaurants, advertisements, stores, food packaging, business cards ...

How to scan a QR code on an Android phone As QR codes have become more common, more manufacturers have built QR scanners directly into the default camera app.