Yes, both iRefer and Afflytics offer a Free Trial.
iRefer is designed for Large Enterprises, Medium Business and Small Business.
Afflytics is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
The starting price of Afflytics begins at $13.75/Month when Billed Yearly, while pricing details for iRefer are unavailable.
Some top alternatives to iRefer includes and undefined.
Some top alternatives to Afflytics includes AgencyAnalytics, AffTrack, TrackingDesk, Refersion, Affiliatics, Affluent, Trackdesk, Referral Stack, Qualified, Workvivo, AffSync and IFTTT.