Swagbucks - Swagbucks is a loyalty program that offers individuals rewards for engaging in various activities. Users can earn reward points for performing Internet searches, purchasing items from affiliated vendors, or completing polls.

AdiInviter Pro - The ultimate contacts importer and tell-a-friend system for your website.

TIBCO Reward - Reward is a real-time loyalty management Platform.

CloudSponge - Companies from every industry use CloudSponge’s Contact Picker to get access to their users’ address books.

Zinrelo - Zinrelo is an enterprise-grade loyalty rewards platform designed for the needs of mid to large businesses, offering a comprehensive solution to boost customer engagement, repeat sales, and revenue that maximizes customer loyalty.

OpenInviter - OpenInviter is a free import contacts (addressbook) script from email providers like Mail2World...