QR codes generator
Text to encode
You can only encode whatever text you want.
Softwares which decode these QR codes could suggest to open them with dedicated software, depending on their
For instance, to open a webpage:
To send an email:
To share geographic coordinates:
To call a phone number:
Redundancy is the duplication of information in the QR code to correct errors during decoding. A higher rate will produce a bigger QR code, but will have a better chance of being decoded correctly.
L - 7%
M - 15%
Q - 25%
H - 30%
Number of pixels in the white bands around the QR code.
2 - default
By how much will the dimensions of the image be multiplied?
4 - default