QR code has many types, and they mainly encode information in four standardized modes (numeric, alphanumeric, byte/binary, and kanji)
But to categorize the types of QR code solutions, these are URL QR codes, Link in Bio QR codes for social media, vCard, Pinterest, Instagram, Facebook, Multi URL, app stores, WIFI, Landing page (H5 editor), and many more.
SVG QR code or PNG QR code: Which file format to choose when you download your QR code?+
SVG or Scalable Vector Graphics allows you to scale up your QR code to any size without affecting its image quality.
For example, if you are planning to print your QR code in a billboard type, SVG format is the best option.
PNG Portable Network Graphics is a format to use online but can also be printed, although a PNG has less quality than an SVG. It is a raster graphics file format that supports lossless data compression.