The storyHow they got there
Sahil Lavingia built the first version of Gumroad in a weekend in 2011 and launched it on Hacker News the same day. The response was immediate: designers, writers, and musicians had been looking for exactly this — a dead-simple way to sell a file without setting up a store.
The growth loop was pure creator advocacy. A creator would set up a Gumroad page, sell their first digital product, and immediately tell their audience. Every product page had "Powered by Gumroad" in the footer. Buyers became aware of Gumroad. Some of those buyers were creators themselves. The loop was: creator sells → buyer sees Gumroad → buyer becomes creator → repeat.
Twitter was the accelerant. Gumroad became the tool that indie creators recommended to each other. "Just put it on Gumroad" became shorthand in creative communities.
Channel MixWhere the growth actually came from
Most case studies hand-wave channels. Here's the rough allocation — not in dollars spent, but in users acquired — across the routes that actually mattered.