Visit a web page without typing in the URL.
Create
Grab an app from the Apple App Store.
Capture some text - such as a note, directions, reminder or important message.
QR codes can contain thousands of characters of text.
Compose a text message to a given phone number or short code. Fill in the body of the message.
Import someone's business card or personal information. Direct import into the iPhone address book.
Dial a telephone number directly from data embedded within a code.
Codes can contain multiple email addresses, subject lines and a message body.