Nowhere near as good as claimed

Even found that Pro version is disappointing. Total waste of money.

I had problems, their support took several days but still didn’t resolve issues.

Plugin creates massive code bloat for buttons.

I recommend going elsewhere. I used freebuttons.com (non-WordPress) and there are also many other WP button plugins, eg see here: http://www.evohosting.co.uk/blog/web-development/wordpress-web-development/8-of-the-best-wordpress-button-plugins/