Most of the 15 scripts are museum pieces
Blur text, jumping text, and exit popups are how pages felt in 2004. The useful leftovers are boring: a countdown that matches a real deadline, a redirect you understand, an email address that is slightly harder to harvest.
Never surprise the reader
Auto-opening windows and exit interstitials train people to leave. If you generate those, delete them. The product is a snippet factory. You are the editor.
Preview, then paste once
The software lets you preview. Do that. Then paste into a copy of the page, not into production first. One script per page until you know it does not break mobile.
The quiz is a filter
If you came for "make the site come alive," you will get a plan that says: pick one functional script. That is the honest use of this download.