Also, unlike many free QR code scanners, it’s completely free of ads. We recommend QR Code & Barcode Scanner, which works quickly even when you’re some distance from a code and doesn’t require an internet connection. On older phones that run Android 7 (Nougat) or earlier, you’ll need to install a third-party app to scan QR codes. Alternatively, install the Google Lens app to add a shortcut to your home screen. Either long-press the Home button or say “Hey Google” to open Assistant, then tap the Google Lens icon. If your phone is running Android 8 (Oreo), you can scan QR codes with Google Lens via Google Assistant. How to scan a QR code on older Android phones You can also access the "Scan QR code" option by swiping down from the top of your screen to open the Quick Settings tray. On Samsung phones, which use their own technology for scanning QR codes, ensure that "Scan QR codes" is turned on in the Camera app’s settings. Go into your camera app’s settings and switch on Google Lens there. Of course that’s not the only thing QR codes can be used for – sometimes they will request that you launch the Messages app to send an SMS.If nothing happens when you scan a QR code with your camera, you may need to activate Google Lens manually.
Once the code has been scanned, a notification message will appear on your screen letting you know what the QR code “wants to do” – most often that will be to open Safari to a web page. Fast forward to 2021 and the need for an App is long gone – now all you need to do is open the Camera on your iPhone and point it at a QR code. Once upon a time (when this guide was initially published back in 2010) you needed a 3rd party App from the App Store in order to scan and use QR codes on an iPhone, iPad or iPod Touch.
For more info, see our guide “QR codes explained and how to use them”. They allow you to quickly scan them with your camera and either launch a web site, show product info, display plain text, send an SMS message and much more. QR (“Quick Response”) codes (as pictured left), are two-dimensional bar codes that you might have started noticing on web sites, in magazines or on products when you go shopping. This (very) short guide explains how to read and use QR codes with your iPhone, iPad or iPod Touch – without having to install any additional Apps.
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