Building a Breathing-Paced Haptic for a Meditation App with CoreHaptics
Canned expo-haptics buzzes can't produce the swell of a breath. Here is how to call CoreHaptics continuous events and parameter curves from an Expo native module to build a haptic synced to 4-7-8 breathing, with working Swift and TypeScript code.
Before You Pay $200/mo for Rork Max, Map How Far Expo Reaches in Three Tiers
Wanting widgets or Live Activities makes Rork Max tempting, but most of those features are reachable from the Expo setup that standard Rork generates. Here is how I sort each Apple-native feature into three tiers—reachable in Expo, reachable with a custom module, or where Max is the pragmatic answer—and verify which tier my app is in before paying.
Calling Apple Foundation Models from a Rork (Expo) App: Bridging On-Device AI Through a Native Module
Rork generates Expo (React Native) apps, but Apple Foundation Models ships as a Swift framework you can't touch from JavaScript. Here's how to write an Expo Modules API bridge, gate it by availability, and fall back to the cloud on unsupported devices.