Viral Loops offers Free Trial, but Referral Stack does not.
Viral Loops is designed for Large Enterprises, Medium Business and Small Business.
Referral Stack is designed for Large Enterprises, Medium Business and Small Business.
Pricing for Viral Loops Starts at $49 whereas for Referral Stack Starts at $49/Month.
Some top alternatives to Viral Loops includes ReferralMagic, TrueSaaS, GrowSurf, Referral SaaSquatch, AppVirality, Prefinery, Ambassador Referral Marketing, InviteReferrals, Referral Stack, Qualified, Workvivo and UpViral.
Some top alternatives to Referral Stack includes AffTrack, Post Affiliate Pro, TrackingDesk, Refersion, OffersHub, Affiliatics, ReferralCandy, AppVirality, Ambassador Referral Marketing and Trackdesk.