QR Code Generator
QR Code Generator
Create quick response code with best and free online qr code generator tool.
Free QR Code Generator Tool
QR Code is called a Quick Response code because when it is scanned, the QR code allows the user to access information quickly no matter how much they contain – It is as simple as it looks.
QR codes are a well-known kind of two-dimensional matrix barcode. It is also called hard-links or physical world hyperlinks. It is first time used by Japanese automotive company Denso Wave in 1994. A QR Code is an optical printable label that can easily be read by machines. QR codes are often read by an optical device with suitable software. All devices range from dedicated QR code readers to mobile phones. QR codes store up to 4,296 alphanumeric characters of an arbitrary string. This text is often anything, like URL, contact information, phone number, or maybe a poem!
QR codes are commonly used for tracking purposes, a QR code consists of black squares arranged in a square grid on a white background, which can be read by an imaging device such as a camera, you can use the default camera app of your smartphone or any scanner device to read QR Codes.
QR code-generating tool does not collect any personally identifiable information. QR code-generating tool just creates a two-dimensional matrix barcode image from given numeric or alphanumeric data. Numeric is belongs to decimal digits from 0 to 9. Numeric mode of data is the most effective storage, with up to 7,089 characters that can be used. Alphanumeric is for decimal digitals from 0 to 9, and uppercase letters from A to Z, and symbols like %, *, $, /, +, –, ., and : as well as a space, with the availability of 4,296 characters.
Model 1 QR code is an older version of the specification. It is visually similar to the widely seen model 2 codes but lacks alignment patterns. Differences are in the bottom right corner, and the midsections of the bottom and right edges are additional functional regions.
1. QR code – This is the first & original version of the QR code, Denso Wave created this version in the 1990s. It is very easy to identify, it has three finder patterns in the top–left, bottom–left, and top–right corners.
2. Aztec code – This is so similar to a QR code, the Aztec code, by Welch Allyn developed Aztec code, and has only one finder pattern, right in the middle.
3. Maxi code – United States postal service users of this type of QR code. It looks like the Aztec code and has a finder pattern in the middle, but it uses a honeycomb pattern instead of squares.
4. PDF417 – Ynjiun Wang of Symbol Technologies invented this version in 1991, and named PDF417 QR code. It is similar to a mix between a barcode and a QR code and is easily recognizable by its rectangular shape.
5. Semacode – A Software Company named Semacode developed this version, and it is a data matrix that is very similar to an ordinary QR code but doesn’t have recognizable finder patterns.
A QR code may contain unique data of any product like ProductID, ProductURL, etc. which contain full details like product description, product price, and payment details.
There is numerous use of QR Code – for example:
Coronavirus tracing using QR codes
The coronavirus epidemic has supercharged the use of QR codes. For example, Visitors in the UK hospitals or other venues such as cafés and bars are requested to scan a QR code on arrival through NHS Covid-19 tracing app. It helps to trace and avoid to spread of the virus. If anybody tests positive for Covid-19 at that place, other visitors get an alert by an app of that location.
Product packaging using QR codes
QR codes are easily found on some of the packaging of your favorite products. These QR codes can store information about the product, like weight, price, special offers, and nutritional information.
QR codes in sales and marketing
Almost every advertiser uses QR codes in their campaigns because it provides an easier, faster, and more reliable way to re-direct people to product websites instated of entering URLs manually.
QR codes in postal services
QR codes are vastly used in postal services all over the world. Because QR Code can store a large set of information, it is also used in tracking parcels.
QR codes in education
QR codes are also used in schools and colleges for attendance systems, in the classroom, in the library, and almost appeared everywhere. QR codes help students find books, search online content, watch videos, etc.
