Einfacher QR Code Generator is a straightforward utility app designed for iPhone users. It allows users to create QR codes from various types of content, including text, URLs, email addresses, and phone numbers. The app emphasizes user privacy by ensuring that no personal data is stored on the device or on any external servers. Users can easily save the generated QR codes as images to their Photos app for future use without compromising their information.

However, a limitation of the app is that it does not retain a history of created QR codes. If users wish to generate the same QR code again, they must re-enter the original content. This feature may require additional effort for those who frequently use the same QR codes, but the app's simplicity and privacy focus make it a useful tool for quick QR code generation.