Android Wallpapers App (HD, Full HD, 4K, Ultra HD Wallpapers)

✨ Key Features

• Ultra-sharp media: Serves HD, Full HD, 2K, 4K, and Ultra HD images with smart resizing and caching.
• Categories & Tags: Curate collections (AMOLED, Abstract, Nature, Minimal, Anime, etc.) for better discovery.
• Powerful search: Keyword search with recent queries and suggested topics.
• Favorites & History: Save, sync (optional), and revisit wallpapers effortlessly.
• Set & Crop: One-tap set as Home/Lock screen with built-in crop and preview.
• Offline caching: Glide/Coil caching + Room for recent/favorite persistence.
• Dynamic Theming (Material You): Adaptive colors on supported Android versions.
• Monetization-ready: AdMob (banners/interstitials/native) or IAP for premium packs (optional).
• Remote config (optional): Feature flags, welcome messages, and promotional banners.
• Analytics hooks: Screen views, search terms, and conversion events (Firebase Analytics ready).
• Notifications (optional): Push trending collections via Firebase Cloud Messaging.
• Accessibility: Content descriptions, larger text support, and reduced motion options.
• Clean architecture: MVVM + Repository pattern, Jetpack components, modularized code.

⚙️ Technical Stack

• Language: Kotlin (primary) or Java compatibility
• UI: Jetpack (Views or Compose*, Material 3), Navigation Component
• Data: Retrofit/OkHttp (REST), Room (local cache), Kotlin Coroutines/Flow
• Images: Glide or Coil with disk/memory caching
• Services (optional): Firebase Analytics, FCM, Remote Config, Crashlytics
• Build: Gradle (AGP 8+), Android Studio Giraffe+ (or latest stable)
• Backend (optional): Any REST API (Node.js, Laravel/PHP, or headless CMS like Strapi); CDN for image delivery recommended
• Min SDK: 21+ (Android 5.0 Lollipop) — configurable

*If the provided package uses Views, a migration path to Jetpack Compose can be adopted module-by-module.

🧩 Installation Guide

1. Open the project in Android Studio and let Gradle sync.
2. Configure the applicationId, app name, and package paths as needed.
3. Set API endpoints in build.gradle or local.properties (e.g., BASE_URL), and add your CDN/image host.
4. Add keys for AdMob, Firebase, or IAP (if used) and update the google-services.json.
5. Brand the UI: colors, icons, splash, and placeholder images.
6. Build & run on a device or emulator. Verify image loading, set/crop flow, and ads (test mode).
7. Prepare release: shrink/optimize images, enable R8/ProGuard, and generate a signed app bundle.

📦 Deliverables

• Complete Android Studio project (Kotlin, Gradle)
• Modularized source (data, domain, ui)
• Sample assets & category JSON
• Environment/config templates (local.properties / .env notes)
• Documentation: quick start, config map, ProGuard rules
• GPL-compliant license file and redistribution notice

📱 Supported Platforms

• Android phones: Android 5.0+ (Lollipop) through latest stable
• Tablets: Landscape/portrait, multi-column grids supported
• Chromebooks: Basic support via Android app runtime (where available)

🧠 Notes

• License: Distributed under the GPL for learning, auditing, and derivative works.
• Branding & Customization: Replace package name, icons, colors, splash, and app strings. Update categories and CDN paths to your brand.
• Performance tips: Serve optimized WebP/AVIF where possible, enable HTTP/2 on your CDN, and pre-generate multiple resolutions.
• SEO assurance (store listing): Provide keyword-rich title/subtitle, localized descriptions, high-contrast screenshots, and accessibility-friendly captions.
• Play policy readiness: Use test ads while developing; disclose ads and data usage in your privacy policy.

👨‍💻 Original Developer Credit

This work is a GPL redistribution of an Android wallpaper application concept originally authored by a developer on
CodeCanyon.
Please support the original author by visiting their listing and licensing directly when applicable.

🔒 Disclaimer

This package is provided for educational and evaluation purposes under the GPL. It may contain code that
references third-party services (e.g., Firebase, AdMob) which require your own keys and accounts. All trademarks, images, and sample content belong to their respective owners.
You are responsible for ensuring legal compliance (licenses, assets, privacy policies) and for honoring the original developer’s terms,
including purchasing a commercial license if your use case requires it. No demo links are included.