Nextsale - Nextsale makes users feel the experience of shopping in a dynamic website.
WP Remote - WP Remote provides a single place to monitor and update all of your WordPress sites.
WebsitesToolz - Use social proof to turn your online visitors into customers
Siterack - Automated website maintenance for WordPress.
HoverSignal - Increase your website's conversions with notifications
ManageWP - ManageWP is a service for bloggers, site owners and web based companies helping them manage multiple WordPress sites from one dashboard.