Test Generated Purchase Code Before You Touch Sandbox — Automating Refunds, Expiration, and Failures with SKTestSession
Rork Max generates StoreKit 2 code that proves people can buy. It does not prove refunds, expiration, or failed purchases are handled. Here is how to cover those paths with SKTestSession before you ever open Sandbox.
Verifying StoreKit 2 Signed Transactions in a Cloudflare Worker
If you trust whatever the device says about its purchase state, a tampered entitlement walks right through. This walks through verifying StoreKit 2 signed transactions (JWS) in a Cloudflare Worker so you grant entitlements without trusting the client, with working code.
Answering a Refund Request Within 12 Hours: Handling CONSUMPTION_REQUEST in Cloudflare Workers
How to receive the App Store CONSUMPTION_REQUEST notification for your Rork subscription app in Cloudflare Workers and respond to the Send Consumption Information API within 12 hours — with field-by-field mapping and the operational judgment behind it.
Don't Show Overseas Users a Hardcoded '$3.99' — Localizing Your Rork Max Paywall with StoreKit 2
Localizing the paywall in the native app Rork Max generates: never hardcoding price, letting StoreKit 2's displayPrice handle every currency and locale, computing the yearly 'savings' so it never breaks across currencies, and handling the production drift from regional pricing and exchange-rate changes.
Validating StoreKit 2 Subscriptions Server-Side: Granting Access Without Trusting the Device
To stop 'I paid but the feature won't unlock' and 'still usable after canceling,' you need a design that does not trust the device's verdict and settles entitlements on the server. Covers StoreKit 2 signed transactions, verification with the App Store Server API, and state sync via App Store Server Notifications V2, from real indie monetization.
Three-Layer StoreKit 2 Entitlement Sync for Rork Apps: Launch, Background Refresh, and Restore
When you wire StoreKit 2 subscriptions into a Rork-generated app, Transaction.updates alone leaves gaps. Here is the three-layer sync I run across six wallpaper apps — launch-time re-evaluation, Background App Refresh, and Restore Purchase — including measured refresh rates and the AdMob revenue I recovered.
Rork × StoreKit 2 × App Store Server API — A Three-Layer Subscription Architecture for Indie Apps
How to combine StoreKit 2 and Apple's App Store Server API to protect subscription revenue in Rork iOS apps with three coordinated layers: client verification, server-side JWS validation, and notification reconciliation.
Revenue Flow Design for Rork Max-Released Apps — Offer Codes, Win-Back, and Push Notification Integration
A production-ready implementation walkthrough for maximizing recurring revenue on Rork Max apps. Covers offer code distribution, win-back offers, and push notification integration on both StoreKit 2 and Google Play Billing.
Rork × Subscription Groups and Intro Offers — Implementation Patterns That Lift Subscription Revenue
If you shipped a monthly subscription with your Rork-built app and watched first-month churn climb past 50%, the fix usually lives in two places: how your Subscription Group is structured, and which intro offer format you picked. This guide walks through both, with production-ready StoreKit 2 code.
Sandbox Testing for Rork Subscriptions — The Apple and Google Pitfalls Indie Devs Hit Most
A practical walkthrough of validating Rork-generated subscription code in Apple and Google sandbox environments, covering the specific pitfalls solo developers hit most often before going live.
Designing a Subscription Entitlement State Machine in Rork — Never Misidentify Who Has Access Right Now
Design a subscription entitlement state machine in Rork that never confuses refunds, family sharing, cancel, resubscribe, or grace periods. Production-ready code and pitfalls included.
Why In-App Purchases Disappear with Family Sharing — Building Bulletproof IAP for Family Apps with Rork
Subscription revenue from Family Sharing purchases can vanish days after the sale settles. This guide shows the four refund triggers, a complete StoreKit 2 + Server Notifications V2 implementation in Rork, and a sandbox testing matrix that catches family edge cases before launch.