Josef and Timo met at a coworking space and decided to build an app together. But both were burnt out from spending months building projects that got 0 customers. So this time, they used a different approach, and now their app is at $10K MRR Get design inspiration from the world's best apps → https://go.starterstory.com/joseftimo Build your own AI app→ https://build.starterstory.com/build/ai-build-accelerator?utm_source=youtube&utm_campaign=joseftimo Follow Josef: https://x.com/josefbuettgen Follow Timo: https://x.com/timonikolai 🔔 Follow the Second Channel: @StarterStoryBuild 🏁 We're hiring: starterstory.com/jobs 0:00 - Intro 0:51 - Who are Josef & Timo 1:05 - What is Setter AI 1:38 - How they validated Setter AI 2:28 - Fake landing page that made $500 3:58 - When is an app validated? 4:48 - $10K/month Validation Framework 7:41 - $$$$ opportunities to build NOW 8:37 - SEO growth strategy 9:47 - Numbers behind Setter AI 10:25 - Tech stack 11:26 - Costs & margins 11:49 - Charge early on