The program by getting input from the user can generate any number of passwords from the range 1 - 10000. The length of the password can by from the range 1 - 40. Also, you can save passwords in the file with the .pass extension. The program takes very low memory on your computer. You don't have to install a program - it's just a jar file ready to run. You only need to have JVM (Java Virtual Machine).
So, if you want to change your passwords to social media and others globally this program...