All Articles
Adding React Compiler to Expo Let Me Delete 41 Hand-Written memo Calls
I enabled React Compiler on Rork-generated React Native screens and measured the rerender counts with Profiler. Here is how I decided which memo and useCallback calls were safe to delete, how to find the components the compiler bailed out on, and how to catch regressions in CI.
The Termination That Never Shows Up as a Crash — Reading JetsamEvent in Rork Apps
Crashlytics is silent, yet reviewers write that the app closes by itself. Most of the time the OS killed it for exceeding its memory limit. Here is how to read JetsamEvent reports and design an image-heavy app's memory budget from measured values.
Every Key You Ship Is Public: Secret Boundaries and Rotation for Rork-Generated Apps
Unzip your own .ipa, run strings, and your environment variables are right there in plain text. Here is how I sort keys into three tiers, move the dangerous ones behind an edge proxy, and keep a rotation runbook that assumes leakage.
Getting Rork Max's Swift Through Swift 6's Strict Concurrency Checking
A field record of taking a Rork Max-generated SwiftUI app through Swift 6 complete concurrency checking: 217 warnings cleared target by target, where @MainActor actually belongs, and measured before/after numbers.
An Honest Review of the Rork AI App Builder After Three Months — Strengths, Weaknesses, and Who It's For (Revisited July 2026)
A no-spin review of the Rork AI app builder from a solo developer who shipped to the App Store with it and kept using it for three months. What was fast, what surprised me, how to judge the pricing, and who it actually fits.
How to Test Your Rork App on a Real iPhone Using the Companion App
A step-by-step guide to using the Rork Companion app for real device testing on iPhone and iPad. Covers local simulator vs. the cloud-Mac live simulator vs. real device, setup steps, and what to check on device.
Rork vs Replit — Which AI Tool Is Best for Mobile App Development in 2026?
A comprehensive comparison of Rork and Replit for mobile app development. Compare features, pricing, App Store publishing, and native capabilities in 2026.
Holding Layer Boundaries in a Rork-Generated Expo App with ESLint and dependency-cruiser
Long-lived Rork-generated Expo apps quietly accumulate screens that import the API client directly. Here is how I froze 214 existing violations as a baseline, eliminated 17 circular dependencies, and made CI reject anything new for 38 extra seconds.
When Amplitude's Funnel Improved Overnight — Field Notes on Catching Event Schema Drift With a Self-Audit
In a Rork-built app, the Amplitude funnel showed signup-to-purchase conversion jumping from 8% to 19% overnight, yet revenue stayed flat. The cause was a property-name drift that inflated the count. Field notes on measuring the drift with an event contract and a runtime validator, then tightening it in stages.
You Only Need to Capture the 6.9-inch iPhone for App Store Screenshots
App Store Connect only requires two screenshot sizes: the 6.9-inch iPhone and the 13-inch iPad. Building on Apple auto-downscaling for smaller devices, here is how I use fastlane snapshot and frameit to cut the screenshot count for a multi-language app.
Your SVG Icon Shows in Expo Go but Vanishes in a Build — Making SVGs Render Reliably in Rork Apps
When a .svg import renders nothing, throws a resolve error, or ignores your theme colors in Rork and Expo apps, here is how to fix it with metro.config.js, react-native-svg-transformer, and currentColor — with working code.
Building a Segmented Control With a Sliding Indicator in Reanimated
The stock segmented control looks out of place on Android. Here is a custom Reanimated component that measures each segment and slides the indicator, with complete code plus UI-thread rendering, accessibility, and RTL handling from real shipping notes.