Imagine quickly diagnosing why your car's check engine light is on. A scan tool, also known as a trouble code reader, can help you identify the problem yourself.

QR codes can house a whole lot of data, from the URL of a webpage or service, to where to directly download an app. Here's how to scan them.

Not all smartphones require a third-party app to scan QR codes. Kurt "CyberGuy" Knutsson shows you how to scan codes using iPhone or Androids.

Third-Party QR Code Reader Apps While native camera apps and Google Lens cover most scanning needs, users can explore third-party apps for additional features, if somehow the native features/apps ...

Quick Scan QR Code Reader. This is also a convenient app for reading retail barcodes, though it usually requires you to watch a video advertisement before seeing results. Scandit Barcode Scanner.

It’s a snap to scan QR codes, because Apple built a QR code reader right into the camera. Simply open the camera app, hold the rear-facing camera steady so the QR code is clearly visible.

QR Code Reader & Generator / Barcode Scanner is another QR code and barcode scanner for Android with a host of features. The app makes creating QR codes and reading them on your Android device ...

With just over 100,000 downloads, CertainTeed Corp. said its mobile QR code app is helping to simplify how architects, contractors, distributors, and consumers access information about the company’s ...

Want to scan QR codes on your Windows PC without using your smartphone? Here are three ways to scan a QR code on Windows 10 and Windows 11.

Download any one of these, and you’ll be able to scan QR codes without a hitch. Do you have a favorite QR code scanner for the Huawei P30 Pro? Let us know what it is in the comments section below.

A QR code reader app that remains on the store tricks customers into paying $4.99 a week for a service that is now included in the camera app of the iPhone.

Barcode Reader app compares prices on the fly Want to know if that CD you're about to buy is cheaper online? Point your iPhone at the bar code and in seconds this app will look up competing prices.