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What Is Cuentiva by 3 Days of Swift Concurrency?
Cuentiva is a SwiftUI Spanish reading app from 3 Days of Swift Concurrency: StoreKit, SwiftData, on-device speech and CFA, with source-available code.

Matthew Thomas
Oct 296 min read


What Is the RocketLaunch iOS App by 3 Days of Swift Concurrency?
RocketLaunch (Next Rocket Launch) is a free SwiftUI teaching app with feature actors, three providers, deliberate failure handling and a GCD comparison project.

Matthew Thomas
Oct 286 min read


What Is the Personal API iOS App by 3 Days of Swift Concurrency?
Personal API turns journal entries into a searchable dataset of your life. A public Swift Concurrency reference app with worker actors and race-condition tests.

Matthew Thomas
Oct 286 min read


What Is the Trend iOS App by 3 Days of Swift Concurrency?
Trend is a local-first SwiftUI weight tracker from 3 Days of Swift Concurrency: SwiftData, CloudKit sync, JSON backups and CFA, with public source.

Matthew Thomas
Oct 285 min read


How Do I Let an AI Agent Build and Run My iOS App with MobileBuildMCP?
XcodeBuildMCP is now MobileBuildMCP (v2.7.1). How to install it and let an AI agent build, run, test and drive your iOS app, and what changed.

Matthew Thomas
Oct 175 min read


What Folder Structure Should I Use for a SwiftUI App?
What folder structure to use for a SwiftUI app: group by feature, keep each View beside its ViewModel, and use CFA's four numbered folders, with a scaffold script.

Matthew Thomas
Oct 166 min read


How Should I Do Dependency Injection with MVVM in SwiftUI?
How to do dependency injection with MVVM in SwiftUI: protocols, initialiser injection, one composition root, and tests with stubs, with code compiled in Swift 6.

Matthew Thomas
Oct 166 min read


What Are the SwiftUI Architecture Patterns and Best Practices?
SwiftUI architecture patterns compared: MVVM, coordinators, Redux-style, Clean Architecture and CFA, with the best practices that apply to all of them.

Matthew Thomas
Oct 167 min read


Examples of Modern iOS Apps Built by AI (With Source Code)
Real iOS apps built with AI and the CFA Toolkit: SwiftUI, SwiftData, Swift Concurrency and on-device AI, with public source code and honest licence notes.

Matthew Thomas
Oct 167 min read


How Can I Use AI to Build an iOS App and Submit It to the App Store?
A step-by-step guide to building a maintainable iOS app with AI and the free CFA Toolkit, then shipping it through TestFlight and App Store Connect.

Matthew Thomas
Oct 167 min read


Trend iOS App: The SwiftUI Project Where CFA Architecture Began
Inside Trend, a local-first SwiftUI weight and habit tracker built with AI, CFA, Observation, SwiftData, CloudKit and Swift 6 concurrency.

Matthew Thomas
Oct 58 min read


Personal API iOS App: Swift Concurrency Race Tests and On-Device AI
Inside Personal API, a SwiftUI journal built with AI and CFA: FIFO operation gates, generation checks, race-condition tests and on-device AI search.

Matthew Thomas
Oct 58 min read


Cuentiva iOS App: Swift Concurrency and CFA Source Code Walkthrough
A deep look at Cuentiva, a SwiftUI Spanish reading app built with AI, CFA and Swift 6 concurrency: actors, FIFO saves, SwiftData and tests.

Matthew Thomas
Oct 59 min read


Next Rocket Launch iOS App: Feature Actors, Task Groups and a GCD Twin
A walkthrough of RocketLaunch, a SwiftUI launch-schedule app with feature actors, task groups, AsyncStream snapshots and a GCD version to compare.

Matthew Thomas
Oct 58 min read
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