How affiliate earnings actually work
Affiliate income is one of the most predictable revenue streams online — once you know your numbers. Every dollar comes down to four inputs: how many people click your link, what percentage of them buy, the size of their order, and the commission the program pays you. Multiply them together and you have your monthly earnings.
The affiliate earnings formula
Earnings = clicks × conversion rate × AOV × commission %. A creator with 5,000 monthly clicks, a 2% conversion rate, a $60 average order value and 10% commission earns 5000 × 0.02 × 60 × 0.10 = $600/month. Double any single input and the result doubles too — which is why your time is best spent improving the weakest of the four.
What's a realistic conversion rate in 2026?
The median affiliate conversion rate across major networks (Impact, Awin, ShareASale) sits between 0.5% and 1%. Warm audiences with strong topical authority — finance newsletters, SaaS reviewers, beauty creators — regularly push 2–5%. If you're below 0.5%, your traffic is too cold for the offer; if you're above 5%, your audience trusts you enormously and you should be charging more downstream.
Commission rates by niche
- Physical products: 3–10% (Amazon 1–10%).
- Fashion & beauty: 5–15%.
- SaaS & tools: 20–40%, often recurring.
- Courses & digital: 30–50%.
- Finance, hosting, VPN: $50–$200 flat per signup.
How to actually grow each input
More clicks comes from SEO, link-in-bio placement and email. Higher conversion comes from matching the offer to the content (a review converts ~4× better than a generic mention). Bigger AOV comes from promoting bundles or higher-tier plans. Better commission comes from negotiating directly with brands once you've proven volume — most affiliate managers will bump you 2–5 percentage points after your first 10 referred sales.