Button Maker view is for making text buttons. You can switch these 3 views on one window frame. All these views have been reduced in sizes. Shareware has somewhat queer meaning compare to freeware and commercial program. You can test all the functions of shareware to check if it's suitable to you.
Sharewares usually have trial period.
After trial period, shareware forces you to register. It means that you have little obligation to use it. You can distribute shaware freely. Shareware is user-friendly. They don't want to make a big fortune.