Cal AI’s Co-Founder Shares His App Growth Secrets

<p>How do you go from $9 in your bank account to building and selling a company in just 15 months?</p><p>In this episode, Jake Castillo, co-founder of Cal AI, breaks down how they built and scaled one of the fastest-growing calorie-tracking apps using speed, influencer marketing, UGC, and relentless execution.</p><p>Instead of relying primarily on paid ads, Cal AI built a massive distribution engine around 300+ influencers, 20+ TikTok accounts, and a high-volume content strategy, eventually leading to the company being acquired by MyFitnessPal.</p><p>Jake shares what actually worked, including why giving creators more creative freedom can produce better-performing content, how to scale content across multiple accounts, and how Cal AI used App Store optimization to stand out in a crowded category.</p><p>If you&#39;re building a consumer app, startup, or brand, or trying to figure out how to make influencer marketing actually work—this episode is packed with practical growth lessons you can apply.</p><p>You will discover:</p><p>✅ How Cal AI scaled with 300+ influencers</p><p>✅ Why speed is becoming a major competitive advantage in the AI era</p><p>✅ How Cal AI used 20+ TikTok accounts to expand distribution</p><p>✅ Why letting creators control the content can outperform heavily scripted campaigns</p><p>✅ How to build a high-volume UGC engine without relying entirely on paid ads</p><p>✅ The App Store growth strategy that helped Cal AI stand out</p><p>✅ What Jake learned from taking Cal AI from $9 to acquisition in 15 months</p><p>Learn More:</p><p>Notes from the operator behind Cal AI:</p><p><a href="https://operatorsnotebook.beehiiv.com/ " target="_blank" rel="noopener noreferer">https://operatorsnotebook.beehiiv.com/ </a></p><p>🚀 Need help growing your app?</p><p>App Masters: </p><p><a href="https://www.appmasters.com" target="_blank" rel="ugc noopener noreferrer">https://www.appmasters.com</a></p><p>You can also watch this video here: </p><p><a href="https://youtube.com/live/_uEoWEQV5O0" target="_blank" rel="noopener noreferer">https://youtube.com/live/_uEoWEQV5O0</a></p><p>*********************************************</p><p>SPONSORS</p><p>The app growth playbook is changing fast.</p><p>AppsFlyer’s State of eCommerce App Marketing Report 2026 breaks down the latest trends, benchmarks, fraud insights, and market-by-market data every app marketer should know before planning Q4.</p><p>Download it free from the link below: </p><p><a href="https://bit.ly/4uvoH