Link Optimizer is a Wordpress plugin that provides a comprehensive link-management system for your blog or site. It provides the usual link cloaking, rotation, tracking, and centralized management you expect from most link-rotation plugins. But, link optimizer comes with a secret weapon.
By tracking both hits and clicks, Link Optimizer provides automatic conversion optimization algorithm for your link sets. You just set up your rotations, and Link Optimizer will display your most successful link text.