AMPforWP - Popup for AMP 1.5.26

Pop-Up Functionality for AMP in WordPress. Most easiest and the best way to include Pop-Up in AMP
Popup is a really good way to get the notice of your visitors. People tend to appreciate it if you give them a consent with the right message

AMP Popup allows you to implement unlimited Popups which can be controlled to be shown on the specific pages. You can also content and the designs of the popup.

You can even add the Email Opt-in forms (if you have AMP Optin) installed.