What are some alternatives?
Ambassador - Referral Automation, Made Simple.
LeadDyno - Lead Dyno - Affiliate Tracking Software
iDevAffiliate - Extend your current sales force by creating your own army of Affiliate Marketers
Post Affiliate Pro - Post Affiliate Pro is the #1 ranked affiliate software, trusted by more than 27,000 companies worldwide. Start your affiliate program now.
LinkTrust - LinkTrust is an affiliate tracking, lead generation and performance and digital marketing software.
TrackingDesk - Conversion Tracking & Attribution platform for performance marketers.