A QR code generator is a software that stores data as a QR code (such as text or website address). For example, this can be done easily with our online QR code generator OfficeQR: just create a QR code by entering your data and download it as a high-resolution PNG. Now you can print your free QR code or embed it on your website for others to use.
They will not expire and will always be valid! The QR code created with QRCode Monkey is static and will not stop working after a certain period of time. You just cannot edit the content of the QR code again.
Yes. Even if all the input data and the selected error correction level (ECC) are the same, there are various graphic representations of clear and effective QR codes with the same content. The reason is that there are eight possible data masks that affect the mode. The existence of these masks is to prevent some module modes that are difficult to decode.
Not every data mask is really suitable for every content. However, many QR code generators do not take the test and determination of the best mask seriously, although this may cause the QR code to be unclear (but still effective).
Yes, all QR codes you create with this QR generator are free and can be used for any purpose you want.