In various magazines, on websites and even on street advertisements you can see unusual pictures, which are called QR codes.
These are special images that you can use to transmit information. All the user needs for receiving data is to take a picture of the code and start scanning it.
The technology of this year was patented back in 1994, but it began to be actively used quite recently. After the mass distribution of mobile devices, it became easier for users to take pictures and scan QR codes, so now they can be seen anywhere.
Using this technology, you can transmit absolutely any information, from text messages to links to the website or phone numbers.
Program scanning codes are distributed free of charge, and you can create such codes in any quantities, for free.
There are a lot of services to create a QR code online for free. One of them is the project. After switching to this resource, you will observe the following functionality:
Everything is simple, choose the type of information you want to encode, optionally choose a color and click generate. For example, we created a QR code of arbitrary text, if you have a mobile device, you can check how it works:
There are a lot of similar services for getting QR codes, and the functionality they are almost the same:
Such QR codes are used often, and every day the technology becomes more and more popular. Some people use this to increase the attendance of their resources, creating codes with links and distributing them in all available ways. You can also try, because modern advertising methods have always been effective.
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