Nextsale - Nextsale makes users feel the experience of shopping in a dynamic website.
Nudgify - Nudgify is a Social Proof App that includes FOMO, Urgency and Review Nudges. Adding Social Proof notifications to your site helps you build trust and increase conversions on Shopify, Wordpress or any other platform.
WebsitesToolz - Use social proof to turn your online visitors into customers
NotificationX - Best social proof and FOMO marketing solution for WordPress to increase conversion rates.
HoverSignal - Increase your website's conversions with notifications
Fomo - Fomo turns your site into the online equivalent of a busy store