How two ex-engineers built a $140K/month social skills app | Gleam AI

Charles and Kelvin quit their jobs to build Gleam AI, a Duolingo for social skills. Now the app has around 400K users, is constantly charting in iOS Education and recently did about $140K in revenue in a single month. In this episode we talked about: how a 75-day, $50K challenge got Gleam off the ground why TikTok accounts with 100K+ followers barely converted why they push yearly plans and hide monthly why a 5–6% ARPU lift can be your entire margin on paid ads. Subscribe to SubHub for more app growth stories:    / @subhuben   Grow your app revenue with paywalls, A/B tests and analytics: https://adapty.io Follow Charles Liu: https://x.com/CharlesLiu9 Follow Kelvin Zhang: https://x.com/kelvinzhg Gleam AI: https://apps.apple.com/us/app/gleam-s... Hosted by Freddy Fang: https://x.com/freddyfvng