Fixing 'Row too big to fit into CursorWindow' on Android When AsyncStorage Holds Too Much in Rork
When a React Native app generated with Rork stores large JSON or image metadata in AsyncStorage, Android can throw a Row too big to fit into CursorWindow exception. Here are the practical fixes — MMKV migration, chunked keys, payload trimming, and compression — explained from real wallpaper-app experience.
The First 72 Hours After Shipping a Rork App — Crashes, Reviews, and Ad Priorities
The 72 hours right after you ship a Rork-generated app to the App Store or Google Play quietly decide most of the next six months of ratings and ranking. Here is the order I watch things in, after many years of solo iOS and Android releases.
Auto-Throttling AdMob When Crash Rates Spike: A Revenue-Protecting Brake Architecture with Rork, Firebase Remote Config, and Crashlytics
When crash rates spike, do you keep showing ads and watch your store rating crater, or pull back and accept the lost revenue? After 12 years of indie operations, my answer is neither: a four-state auto-throttle architecture that ties Firebase Remote Config and Crashlytics signals into AdMob serving decisions.
Rork × Firebase Remote Config: Tuning AdMob Safely in Production — Run App Open Frequency Caps Without a Release
From the experience of pushing wallpaper-app App Open ads too hard and watching DAU drop, here is a design for treating AdMob format mix, frequency caps, and exclusions as a Firebase Remote Config contract. Expo/Rork wiring, fail-safe defaults, A/B testing, and metric joins included.
Fixing iOS-Only Linking.canOpenURL False Returns in Rork — The LSApplicationQueriesSchemes Trap
Production iOS builds silently route every user to the mobile web instead of opening TikTok or X? This is almost always a missing LSApplicationQueriesSchemes entry. Here is the full fix path for Rork.
Three Weeks of Adjusting a Rork-Generated App for iPad: Design Notes
After building a small iPhone app with Rork, I opened it on my iPad Air and found more rough edges than I expected. Here are the concrete adjustments I made over three weeks.
Adapting Your Rork iOS App to iPhone Air and 17 Pro Series — Layout Patterns for 2026's New Resolutions
When iPhone Air added a new point resolution to the mix, existing Rork apps needed layout adjustments. Based on updating 4 iOS apps simultaneously — including Beautiful HD Wallpapers with 50M+ downloads — this guide covers device constant management, Safe Area handling, and full-screen wallpaper display fixes.
Images Vanishing After Play Store Release — Fixing drawable-nodpi in Rork Android Apps
After publishing a Rork-generated Android app to the Play Store, images disappeared on low-density devices. The culprit: Play Store's density APK splits and how they handle drawable-nodpi resources. A real-world fix from 12 years of app development.
Is Rork's Generated Code Production-Ready? 3 Pitfalls I Found After 50M Downloads
After 50M cumulative app downloads, I tested Rork's generated code against real production scenarios and found 3 recurring crash patterns. Here's what to audit before shipping Rork-generated code, with concrete before/after examples.
Why Nesting Your Android Ad Gate Logic Causes Hard-to-Debug Bugs — Fixing It with Parallel Structure
A nested ad gate bug in Beautiful HD Wallpapers v2.1.0 led me to rethink how ad-free logic should be structured in Android apps. The parallel structure pattern I use now also improves Rork-generated code.
My Paywall and Review Prompt Showed at the Same Time — Fixing It with a ModalGate Pattern
How to prevent multiple modals from appearing simultaneously in Rork apps using a ModalGate pattern, with practical code examples from a real app update.
AdMob Mediation Dropped My eCPM by 30% After I Set It Up — What Went Wrong and How I Fixed It
My eCPM dropped 30% the morning after enabling AdMob mediation. Drawing on years of indie monetization work, here are the pitfalls I found in Rork apps, how I recovered, a way to measure the effect yourself, and how to decide whether mediation is even worth it.