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●GPT-6.1 SOL — Added to Rork's model menu (09-29) with Low, Medium and High effort; included on Pro and Max●SONNET 5.5 — Claude Sonnet 5.5 is selectable: strong at UI design and faster than Sonnet 5 (09-28)●SONNET 4.5 — Retires on the Claude API on 11/30, 27 days left. If your app calls it, check the migration target●SDK 58 — Moves to React Native 0.88. R8 is now on by default in Android release builds, and iOS prebuild generates a SceneDelegate●OBSERVE — EAS Observe now records native crashes too (SDK 57.0.21 or later, 10/07)●NEW — My App Open Ad Only Showed When the App…●GPT-6.1 SOL — Added to Rork's model menu (09-29) with Low, Medium and High effort; included on Pro and Max●SONNET 5.5 — Claude Sonnet 5.5 is selectable: strong at UI design and faster than Sonnet 5 (09-28)●SONNET 4.5 — Retires on the Claude API on 11/30, 27 days left. If your app calls it, check the migration target●SDK 58 — Moves to React Native 0.88. R8 is now on by default in Android release builds, and iOS prebuild generates a SceneDelegate●OBSERVE — EAS Observe now records native crashes too (SDK 57.0.21 or later, 10/07)●NEW — My App Open Ad Only Showed When the App…
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Advanced guides with production-ready code

Thank you for visiting Rork Lab. We publish advanced guides daily with copy-paste ready code, benchmarks, and production design patterns — practical content we hope you'll find useful as the next step after our free articles.

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PREMIUM ARTICLES

Premium Articles

499 exclusive articles
PREMIUM⬡ Dev Tools/2026-06-17Intermediate

Spotting the 30% of Bugs Rork Can't Fix Itself — A Hand-Fix Workflow Built Around Export

Rork resolves roughly 70% of the bugs it hits on its own; the remaining 30% needs your hands. Here is the criteria I use to decide whether to keep re-prompting or export and fix it myself, plus working code for the fixes.

PREMIUM◉ AI Models/2026-06-17Advanced

Making Credits Add Up in a Rork AI Image App — Field Notes on Atomic Ledgers and Moderation

Credit billing in a Rork AI image and video app breaks in production because of the order between generation and deduction. Here are the field notes — atomic ledger consumption, idempotency, refunds on failure, and moderation — with Supabase code you can ship.

PREMIUM◉ AI Models/2026-06-17Advanced

Where to Stop Letting Rork Fix Your Bugs: A Triage Routine for the 30% That Need You

Most bugs you hand Rork get fixed in a couple of regenerations. A stubborn minority loop forever, each fix spawning a new symptom. Here is the triage routine I use to split what to delegate from what to take over by hand, with retreat lines, regression guards, and a decision log.

PREMIUM⬡ Dev Tools/2026-06-17Advanced

Checking Age Without Collecting Birthdays — Wiring the Declared Age Range API into a Rork App

How to use the iOS 26 Declared Age Range API to receive an age band without ever storing a birthdate, with both the Rork Max native Swift path and the standard Rork (Expo) native-module bridge, plus where to draw the responsibility boundary.

PREMIUM⬡ Dev Tools/2026-06-17Advanced

Why Your Rork Max Native Swift Widget Freezes After Day One — Designing the TimelineProvider Refresh Budget

Native Swift home screen widgets generated by Rork Max stop rotating after the first day unless you understand the TimelineProvider refresh budget. Here is how reloadPolicy, App Groups, and deep links fit together in a real app.

PREMIUM◇ App Dev/2026-06-16Advanced

Adding an Apple Wallet Stamp Card to a Rork Max App — Signing and Updates

You want a shop stamp card in Apple Wallet. When you issue a PassKit pass from a Swift app generated by Rork Max, the hard parts are not design — they are signing and remote updates. Here are the implementation essentials.

PREMIUM⬡ Dev Tools/2026-06-16Intermediate

Notifications You Can Finish Without Opening the App — Interactive Notification Actions for Rork Apps

Those buttons and text fields that appear when you long-press a notification. Here is how to implement interactive notification actions in a Rork-built Expo app for an experience that completes without launching, including the background-execution pitfalls.

PREMIUM⬡ Dev Tools/2026-06-16Advanced

Putting Your Rork Max Native App's Content into iPhone Search — Becoming a 'Findable' App with Core Spotlight

Index the content of the native Swift app Rork Max generates into Core Spotlight, so users reach a specific in-app screen straight from iPhone search. Covers adding, updating, and removing index entries, plus the production trap of stale search results, from an indie developer's view.

PREMIUM◇ App Dev/2026-06-16Advanced

Staging Wallpaper Packs Before the First Launch: Where Rork Max and Background Assets Fit

Content-heavy apps tend to greet new users with an empty grid. Background Assets downloads content out-of-band, ahead of the first launch. Here is how I implement it in Rork Max's native Swift, a domain Rork (Expo) cannot reach easily, plus how I decide when it is worth it.

PREMIUM⬡ Dev Tools/2026-06-16Advanced

Landing Users on the Right Screen Right After Install — Deferred Deep Links for Rork Apps

When someone follows a campaign link and installs through the store, the 'where did they come from' context is gone by launch time. Here is how to implement deferred deep linking in a Rork-built app without any third-party SDK.

PREMIUM◇ App Dev/2026-06-16Advanced

Building an iMessage Extension with Rork Max to Bring Your App's World into Messages — Notes on Distribution as Code

A walkthrough of adding an iMessage extension to the native Swift project Rork Max generates, sharing your app's assets right inside Messages. Covers compact/expanded presentation, sending messages, and diagnosing why the extension won't appear in the drawer — from an indie developer's distribution lens.

PREMIUM⬡ Dev Tools/2026-06-16Advanced

Designing CloudKit Sync in a Rork Max Native App — Handling Conflicts and Deletes

You want the same data on iPhone and iPad. When you add CloudKit to a Swift app generated by Rork Max, the hard part is not saving — it is conflicts and deletes. Here are the design decisions I settled on.

PREMIUM⟐ Business/2026-06-16Advanced

Making Your Rork App's Ad ROI Visible — Mapping SKAdNetwork Conversion Values to Revenue

If you run acquisition ads for a Rork-built app but can't tell which campaign is profitable, the reason is almost always that you never mapped SKAdNetwork conversion values to revenue. Here is the 6-bit design, taken all the way to implementation.

PREMIUM⬡ Dev Tools/2026-06-16Advanced

Why Your Rork App's Stripe Webhooks Drop Events Only in Production — Field Notes on Idempotency, Retries, and Out-of-Order Delivery

A field-tested four-layer design for stabilizing Stripe webhooks that pass locally but silently misfire in production: signature verification on Workers, event-ID idempotency, fast-2xx-then-process, and a reconciliation job that survives out-of-order delivery. Built around Cloudflare Workers and KV.

PREMIUM⬡ Dev Tools/2026-06-16Advanced

I Initialized Ads Before Restoring Purchases, and Paying Users Saw a Banner Flash — Cold-Start Ordering for Rork (Expo) Apps

Consent, ATT, ad SDK init, purchase restore, and remote config all try to run in the same few hundred milliseconds at launch. Get the order wrong and a paying user sees a banner flash, or measurement fires before consent in the EEA. Here is how I fold a Rork-generated Expo app's startup into a single orchestrator and kill the races by design.

PREMIUM◇ App Dev/2026-06-16Intermediate

Building a WeatherKit App with Rork Max — The Auth and Attribution Pitfalls

When you add WeatherKit to a native Swift app generated by Rork Max, the first walls are authentication and attribution. Here is the workflow I confirmed: token handling, rate limits, and the mandatory data-source display.

PREMIUM⬡ Dev Tools/2026-06-16Advanced

Controlling HomeKit Accessories from Your Rork Max Native App — Permission and State-Sync Lessons from Indie Shipping

A walkthrough of adding HomeKit to the native Swift app Rork Max generates: listing and controlling accessories, from the permission dialog wording to the state-sync traps. Covers the territory React Native struggles to reach, from a working indie developer's perspective.

PREMIUM⬡ Dev Tools/2026-06-16Advanced

Adding SwiftData to a SwiftUI App Generated by Rork Max

Rork Max can produce polished SwiftUI screens, but persistence often stops at @State. Here is how I layer SwiftData onto generated code: model design, wiring the container to views, and a schema migration pattern that survives shipping.

PREMIUM⬡ Dev Tools/2026-06-15Advanced

Keeping Login Alive in a Rork-Built Expo App — Preventing Token-Refresh Races with Single-Flight

Add login to the Expo app Rork generates and it works at first, but in production the 'I got logged out on my own' reports creep in. Most are token-refresh races. This covers a reliability design that single-flights refresh, stores tokens safely, and handles expiry correctly.

PREMIUM⟐ Business/2026-06-15Advanced

Managing Store Metadata as Code with the App Store Connect API — Turning Manual Edits into a Monthly System

As the apps you ship with Rork pile up, the time spent hand-editing store descriptions and prices stops being negligible. This walks through managing metadata as code with the App Store Connect API and rolling it out across a dozen apps, including the authentication pitfalls.

PREMIUM◉ AI Models/2026-06-15Advanced

Building a Room-Measuring App with Rork Max and RoomPlan — Absorbing Scan Variance by Design

Now that Rork Max generates native Swift, a LiDAR-based RoomPlan scanning app is a realistic project for an indie developer. Scan results drift depending on device and how you hold it. This walks through how to absorb that drift in your app design and export stable dimensions.

PREMIUM⬡ Dev Tools/2026-06-15Advanced

Designing Apps That Keep Working When the Signal Drops — Optimistic Updates and Resolving Conflicts on Reconnect

Make the Expo apps you build with Rork keep responding even when the signal drops in a subway or elevator. We assemble optimistic updates that move the screen first, and conflict resolution that reconciles when the connection returns, in working code.

PREMIUM⬡ Dev Tools/2026-06-15Intermediate

Exposing Your Rork Max App to Siri and Shortcuts with App Intents

How to add App Intents to a Swift app generated by Rork Max so Siri and Shortcuts can invoke your actions, from registering an AppShortcut to the production gotchas, with real code.

PREMIUM⬡ Dev Tools/2026-06-15Advanced

The Users You Cut Off as Churned Were Still Willing to Pay — Implementing Grace Periods That Keep Access Alive

A failed renewal is not a cancellation. If you revoke access during the grace period, you throw away recoverable revenue. Here is how to tell grace, billing retry, account hold, and real churn apart in a Rork (Expo) app, keep access during grace, and guide users back.

PREMIUM⬡ Dev Tools/2026-06-15Advanced

Running a Neon + Drizzle Backend for Your Rork App in Production — Notes on Edge Connections, Zero-Downtime Migrations, and Type-Safe Queries

After wiring Neon Serverless Postgres and Drizzle ORM into a Rork app's backend, the friction shows up in production. These are implementation notes on choosing an edge connection model, migrating without locking tables, and designing type-safe queries that don't balloon into N+1.

PREMIUM◇ App Dev/2026-06-15Intermediate

Adding NFC Tag Reading to a Rork Max App with Core NFC

How to add Core NFC to a Swift app generated by Rork Max and read NDEF tags, covering the entitlement and Info.plist setup through the production gotchas, with real code.

PREMIUM⬡ Dev Tools/2026-06-15Intermediate

Stopping the Slow Drift of Colors and Spacing on Every Regeneration with a Single Source of Design Tokens

Every time Rork regenerates a screen, button colors and spacing shift a little. Here is a design that freezes your tokens in one place and steers generated output to always reference them.

PREMIUM⬡ Dev Tools/2026-06-15Advanced

Drawing the Line Between Rork Max's Swift Output and the Expo Build

Rork Max now generates native Swift, while the standard Rork keeps producing Expo (React Native) apps. Here is how to split responsibilities between the two engines inside a single app business, viewed from real maintenance cost.

PREMIUM⬡ Dev Tools/2026-06-15Advanced

Showing Live Progress in the Dynamic Island from a Rork Max Swift App

How to add an ActivityKit Live Activity to a Swift app generated by Rork Max so progress shows in the Dynamic Island, plus the update-related pitfalls I hit in production.

PREMIUM⬡ Dev Tools/2026-06-15Advanced

Putting a Working Button in a Rork App's Widget — Implementing App Intents So a Tap Acts Without Opening the App

How to put a button in a Rork-generated Expo app's widget that changes state without launching the app. We wire App Intents and WidgetKit together through an App Group, all the way to reloadTimelines — including the two places I lost real time.