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" You can download free version of almost every item from Library and use it as you wish.Although if you want further customization, features or support me , pick up the premium version "

There are two ways of constructing a software design: One way is to make it so simple that there are obviously no deficiencies, and the other way is to make it so complicated that there are no obvious deficiencies. The first method is far more difficult. - C.A.R. Hoare