“Anyone who is iterating so quickly don't forget to market to your existing customers not just new customers — I know for a fact there are customers who've been using our app for a year and a half and they haven't used half of our features because they don't even know they exist.”

Market New Features to Existing Customers — They Miss Half of What You Ship

Fast-shipping teams constantly add features, but users who joined six months ago often miss them entirely. Captions addresses this with in-app messaging personalized by last active date: 'since you last logged in, here is what changed.' Marketing new features to the existing subscriber base — not just acquisition audiences — is a free retention lever that most apps leave untapped, especially those shipping weekly.