App Designer vs DevForge

Turn your iPhone, iPad or Mac into a powerful Swift development environment. App Designer lets you write, run, preview, organize, and debug Swift code directly on your device — completely offline and without Xcode. Build SwiftUI, UIKit, and RealityKit projects with live code execution, a built-in canvas preview, professional editing tools, Xcode project import/export, and an integrated AI assistant that can work offline or with your own online provider. Write Swift Anywhere Run Swift code instantly and see real-time output while you build. Preview SwiftUI and UIKit interfaces side by side with your code and bring your ideas to life directly on your device. Professional Code Editor Enjoy syntax highlighting with 89 color themes, smart autocomplete for Swift, SwiftUI, and UIKit, adjustable font size, line wrap, bracket matching, and automatic bracket insertion. Built-in Debugging Tools Set breakpoints, step through your code, highlight the current execution line, and view inline errors and warnings directly in the editor. SwiftUI, UIKit & RealityKit Create modern SwiftUI interfaces with VStack, HStack, NavigationStack, @State, gestures, animations, and more. Build UIKit views with buttons, labels, Auto Layout, and Core Animation. Explore 3D content with RealityKit, including RealityView, MeshResource, and Entity loading. Xcode Project Import & Export Import existing Xcode projects, continue working on the go, and export them back to Xcode when you're ready to keep building on your Mac. Project & Asset Management Manage your growing app gallery with folders, multiple pages, sorting options, Spotlight-style search, and an “Only Active” filter. Browse resources with a built-in file explorer, import images and files, add custom app icons, personalize your gallery with wallpapers, and duplicate, rename, or delete projects with ease. Learn by Example Start quickly with built-in example projects covering SwiftUI animations, UIKit layouts, file handling, image manipulation, and more. 100% Offline No internet connection required. App Designer gives you the tools to build real Swift apps right from your pocket. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

DevForge — The Developer Toolkit A native, fully offline collection of essential developer tools for iOS and macOS. No account required, no internet connection needed. Everything runs on your device. FORMATTERS Clean up messy code in one tap. - JSON Formatter — pretty-print with syntax highlighting and interactive tree view - YAML Formatter — normalize indentation and structure - XML Formatter — indent and format XML documents - SQL Formatter — keyword-based clause formatting for readable queries GENERATORS Create what you need instantly. - Password Generator — length, charset, and strength controls - UUID Creator — UUID v4 in bulk, copy all or individually - ObjectId Creator — MongoDB-compatible ObjectId generation - QR Code Generator — generate and share QR codes for any text or URL - Lorem Ipsum Generator — paragraphs, words, or sentences on demand - Cron Expression Builder — visual builder with human-readable description ENCODERS & CRYPTO Encode, decode, hash, and encrypt. - Base64 — encode and decode with URL-safe mode toggle - URL Encoder/Decoder — RFC 3986 and form-encoded modes - Hash Generator — MD5, SHA-1, SHA-256, SHA-384, SHA-512 - AES Encryption — AES-128/192/256 with CBC and GCM modes - JWT Decoder — decode header, payload, and verify expiry status CONVERTERS Switch between formats with ease. - Timestamp Converter — Unix epoch ↔ human date, per-row copy - Number Base Converter — binary, octal, decimal, hex with auto-prefix detection - Data Size Converter — decimal and binary units including bits - Text Case Converter — 9 case formats including camelCase, snake_case, Title Case - YAML ↔ JSON — bidirectional conversion - Color Picker — HEX, RGB, HSB, HSL, SwiftUI, and UIColor code output TEST & ANALYSIS Debug smarter. - Regex Tester — live match highlighting, capture groups, flags - Diff Checker — side-by-side line diff with added/removed highlighting KEY FEATURES - Fully offline — all processing happens on-device - Native SwiftUI for iOS and macOS - No account, no sign-in, no tracking - Clean, distraction-free interface - Favorites — star your most-used tools for quick access FREE & PRO The free version includes all core features. Upgrade to Pro (one-time purchase) to unlock bulk operations, history, and export capabilities.