
We’ve all seen it: a pricing page with two big buttons — Monthly and Yearly. The yearly plan almost always waves a “2 months free” flag. That’s not just generosity, it’s smart math.
ConvertKit’s yearly upgrade email nails the psychology. It highlights savings, uses personalized language, and makes the action brain-dead simple: “Just click here.” The real goal? Lock in a customer for 12 months, upfront cash in hand, zero churn headaches.