QR codes have almost infinite uses. Be it simply sharing a URL, a Wi-Fi password, acting as a web authenticator, or helping your pay for goods and services, these little black-and-white jumble squares have evolved into a truly ubiquitous part of our lives. But when you're not using an app or phone feature that specifically knows you want to scan a QR code, you may find yourself a bit puzzled, and that's led many people to just rush to the Play Store and download one of a million ad-filled scanner apps. The fact is, there are far better ways to scan QR codes on Android that don't involve installing a sketchy app, using everything from Google Lens, to your smartphone's own camera app, to a lightweight website that does the job without trackers and ads.

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