Wincher is a rank tracker and keyword monitoring platform for businesses, SEOs, agencies, and site owners who want ongoing visibility into search positions. It fits affiliates who create SEO tutorials, rank tracking comparisons, WordPress growth content, and agency operations guides. Its affiliate program offers partners earn 20% commission when they refer customers to the rank tracker. It further explains that when a referred customer signs up through the affiliate link, the customer is assigned to the affiliate for life, so future purchases continue generating commission after the user subscribes to a paid plan.