QR Factory confirms that your additions to a QR code won’t render it unusable by performing a verification test whenever you make a change. The app warns you if it can’t verify the resulting code.

QR codes are everywhere from clothing to sides of vehicles. They are also visible quite frequently on websites and emails. Here's one simple way to make them easier for your potential customers to ...

Make sure the code isn't printed on a sticker. When scanning a QR code, ensure the URL is taking you to a legitimate website, and do not download a free QR code scanning app. Use your camera instead.