Did you know Wolfram Alpha is a answer engine that is good for accessing all kinds of information including statistics and data analysis, socioeconomic data, mathematics, science and a lot more.
To generate a QR code follow these steps:-
1. Go to Wolfram Alpha LINK FOR WOLFRAM ALPHA
2. Your input string will be in the search box.
3. For QR code put you input string in search box as in below image.
click on image to enlarge
4. To save this QR code image right click on image and click on SAVE IMAGE AS.
To Create BAR Code follow these steps:-
1. Go to Wolfram Alpha LINK FOR WOLFRAM ALPHA
2. Your input string will be in the search box as in below image.