Barcodes,where do I find the scanner?

Scan a QR code with your iPhone, iPad, or iPod touch

Learn how to use the built-in camera on your iPhone, iPad, or iPod touch to scan a Quick Response (QR) code.

QR codes give you quick access to websites without having to type or remember a web address. You can use the Camera app that's built in to your iPhone, iPad, or iPod touch to scan a QR code.

How to scan a QR code

1. Open the Camera app from your device's Home screen, Control Center, or Lock screen.
2. Hold your device so that the QR code appears in the Camera app's viewfinder. Your device recognizes the QR code and shows a notification.
3. Tap the notification to open the link associated with the QR code.

Scan a QR code with your iPhone, iPad, or iPod touch - Apple Support

https://support.apple.com/en-us/HT208843

Apple Support Links --- Setting this Up for Your Own Company

If you are looking to purchase set this up for your own company, visit these links for more info on doing so:

• About Apple Pay for Merchants
• How to Use Apple Pay
• How do I Accept Apple Pay in My Store

There are a number of barcode scanners, depending on what it is that you are trying to do. Many store apps have one as part of their app so you can scan items in their store and get pricing or inventory information. There are others in the App Store. You can do a search.