Affiliate marketing Reviewed & Ranked for 2026

Across the top affiliate tools, the strongest options split between SaaS partner-program infrastructure, referral-led growth, and content-driven monetization. Dub.co stands out for scalable attribution, branded links, and automated payouts for SaaS teams; Rewardful is especially suited to Stripe-based subscription programs; and Viral Loops emphasizes template-led, gamified referral campaigns for newsletters, ecommerce, and prelaunch growth.