Getting the shareable link
At the top menu bar of the form builder click
Share. The Share pane will show up on the right side of the form builder.
Over there choose for method
Share a link and you will see the dedicated shareable link. You can open the link immediately for yourself, or copy the URL to your clipboard to paste it somewhere else.
About your data
Both the form and collected data are stored under your account at Tripetto in Western Europe.
If you want to take full control over your data, have a look at embedding your forms.