2026 IRL Playbook: How Apps REALLY Win On Campus
In this episode, we sit down with Lillie, co-founder of Ditto, the app often described as “Pinterest meets your Notes app.” After scaling major skincare brands as a marketer, Lillie pivoted into building consumer social: raising capital, launching Ditto, and now running one of the most ambitious campus ambassador programs in tech.We get into everything from how Ditto is reinventing social media and why Gen Z needs a new way to share online, to the exact playbook behind Ditto’s IRL college launches. Lillie breaks down their three-school pilot, what they learned from literally living on campus for a week, how to build a campus “cult,” and why most brands fail at college marketing.If you’re a consumer founder, a marketer, or anyone building for Gen Z, this episode is a masterclass in IRL activations, student psychology, and modern distribution for consumer apps.00:01:18 — Who Lillie Is & Ditto’s MissionFrom scaling brands → raising money → building a more authentic social app.00:06:20 — What Ditto Actually IsHow a breakup + a Notes app list led to a viral moment and the idea behind Ditto.00:10:02 — Why They Chose TikTok as the First ChannelThe “single-player to multi-player” insight and how TikTok unlocked Ditto’s early users.00:11:39 — Why Campus? Why Now?Identifying Ditto as a “best-used-in-groups” product and the strategy behind going IRL.00:13:15 — Ditto’s Pyramid StrategyTop: TikTok & reachBottom: campus evangelists & tight friend groupsHow the two meet in the middle.00:14:30 — How Ditto Designs Events That Actually ConvertThe 4 pillars of campus strategy: events, ambassadors, guerilla marketing, content.The North Star: create a cult.00:16:15 — Why Most College Events Don’t WorkThe trap of “pretty but useless” activations (free coffee, beer pong, merch) that don’t drive retention.00:17:04 — Product Education: The Secret IngredientHow Ditto used a giant LED screen to display live user lists and create “magic moments.”People competing to get on the screen. Viral content moments. Actual retention.00:19:02 — What Actually Drives Retained UsersWhy small group talks and genuine connection outperform high-budget parties and stunts.00:20:19 — How to Test Campus Events the Right WayPick 3 experiments. Do each one exceptionally well. Then evaluate.00:21:53 — Becoming an Insider: The Ditto HouseWhy Ditto lived on campus for a week: classes, libraries, coffee shops, observing behavior, throwing house parties.Not scalable, but priceless insights.00:24:12 — Lessons From Going All-InHow being physically present built trust, loyalty, and brand obsession — and why other apps failed when they “tried campus.”00:29:42 — Why Most Apps Say “We Tried Campus, It Didn’t Work”Debunking what “trying” actually means — and why most companies quit too early.00:31:04 — If You’re a Founder Starting an Ambassador Program…The 3 steps:* Define your hypothesis* Pick acquisition channels* Run tiny but high-quality experiments00:33:38 — The #1 KPI for Ditto: Build a CultHow they measure brand desire, DMs, applications, referrals, merch-wearing, and UGC.00:34:06 — What’s Changing for Semester TwoScaling from 40 to 300+ ambassadors, shifting from hand-picked to flexible open applications.00:36:01 — The Many Types of AmbassadorsWhy guys are joining, how students spread the app through clubs, Greek life, and fantasy leagues.00:37:38 — Building an Ambassador EngineReferral links, flexible tasks, payouts, and turning ambassadors into community. This is a public episode. If you would like to discuss this with other subscribers or get access to bonus episodes, visit playkit.substack.com
