I Built a Free Encyclopedia for Mobile App Development - 284 Articles, 10 Categories, Zero Paywalls

Last month I launched mobileapp.wiki - a free, structured knowledge base covering everything about building, launching, and growing mobile apps. 284 articles across 10 categories. No account required, no paywall, no ads. Here's why it exists, what's inside, and how it was built. The Problem Learning mobile app development frameworks is well-documented. React Native, Flutter, Swift, Kotlin all have solid docs. But the business and operational side? That's a different story: How does ASO actually work? What are the real App Store rejection reasons in 2026? How do you set up IAP receipt validation properly? What's a good D7 retention rate for your category? How do you handle GDPR compliance for a mobile app? What changed with the Digital Markets Act? The answers are scattered across dozens of blog posts (most trying to sell you something), outdated Stack Overflow answers, and expensive courses. There's no single place that covers the entire mobile app lifecycle in a structured, up-to-date