ClickFunnels

ClickFunnels stands out as the most widely recognized platform for designing sales funnels. It handles everything from opt-in pages to order bumps and upsells, all within a visual editor that requires no coding skills. The platform combines checkout processing with built-in affiliate management, making it the go-to choice for creators selling digital products.

The two-tier approach (ClickFunnels 2.0 and the original version) offers flexibility, and its strong community provides plenty of templates and training resources to get started quickly.