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Essentials

Build AI experiences
Build AI-powered Android apps with Gemini APIs and more.
Get started

Get started
Create your first app. Use Compose for UI and adaptive app development to support multiple device form factors.
Hello, world!
Developer Verification
Adaptive apps
Compose for UI
AI-powered IDE
Training
Monetization with Play ↗️

Optimize by form factor
Build apps that optimize the user experience on phones, tablets, foldables, cars, XR, and more.
Phones, tablets, foldables
Android for Cars
Android TV
Android XR
Googlebook
ChromeOS
Wear OS

Build by category
Learn to build for your use case by following Google's prescriptive and opinionated guidance.
Games
Camera & media
Social & messaging
Health & fitness
Productivity
Enterprise apps

Get the latest
Stay in touch with the latest releases throughout the year, join our preview programs, and give us your feedback.
Latest updates
Experimental updates
Android Studio preview
Jetpack & Compose libraries
Wear OS releases
Privacy Sandbox ↗️

Design & Plan

Excellent Experiences
Build the best experiences for your best users.
Learn more

UI Design
Design a beautiful user interface using Android best practices.
Design for Android
Mobile
Desktop experiences
XR Headsets & XR Glasses
AI Glasses
Widgets
Wear OS
Android TV
Android for Cars

Architecture
Design robust, testable, and maintainable app logic and services.
Introduction
Libraries
Navigation
Modularization
Testing
Kotlin Multiplatform

Quality
Plan for app quality and align with Play store guidelines.
Overview
Core value
User experience
Accessibility
Technical quality
Excellent Experiences

Security
Safeguard users against threats and ensure a secure Android experience.
Overview
Privacy
Permissions
Identity
Fraud prevention

Develop

Gemini in Android Studio
Your AI development companion for Android development.
Learn more
Get Android Studio

Core areas
Get the samples and docs for the features you need.
Samples
Multidevice support
User interfaces
Background work
Data and files
Connectivity
All core areas ⤵️

Tools and workflow
Use the IDE to write and build your app, or create your own pipeline.
Write and debug code
Build projects
Test your app
Performance
Command-line tools
Gradle plugin API
Android Bench

Device tech
Write code for form factors. Connect devices and share data.
Phones, tablets, foldables
ChromeOS
Android for Cars
Android TV
Android XR
Wear OS
Android Health
Better Together
All devices ⤵️

Libraries
Browse API reference documentation with all the details.
Android platform
Jetpack libraries
Compose libraries
Google Play services ↗️
Google Play SDK index ↗️

Google Play

Play Console
Publish your app or game and grow your business on Google Play.
Go to Play Console
Learn more ↗️

Fundamentals
Learn how to engage users, monitize, and secure your app.
Play Monetization
Play Integrity
Android vitals
Play Policies
Play Programs ↗️

Games Dev Center
Develop and deliver games. Get tools, downloads, and samples.
Overview
Play Asset Delivery
Play Games Services
Play Games on PC
Level Up guidelines
All Play guides ⤵️

Libraries
Browse API reference documentation with all the details.
Play Feature Delivery
Play In-app Updates
Play In-app Reviews
Play Install Referrer
Google Play services ↗️
Google Play SDK index ↗️
All Play libraries ⤵️

Tools & resources
Tools for publishing, promoting, and managing your app.
Android App Bundles
Brand & marketing
Play Console APIs ↗️

Blog

the Android Developer's Blog
Read the latest
Explore the authors →

Explore categories
Product News

Stay in the loop with the latest updates, feature releases, and behind-the-scenes looks at how we’re evolving.
Community

Discover stories from our users, spotlight features, and the collaborative projects that bring us all together.

How-tos

From quick tips to deep-dive tutorials, these step-by-step guides are designed to help you work smarter and faster.
Case Studies

Real-world results from real-world users. Explore how different teams use our tools to achieve their goals.

Events & Programs

Get the details on upcoming webinars, workshops, meetups, and special initiatives designed to help you grow.
Documentation

Access detailed manuals, API references, and technical specifications to help you build and integrate with confidence.

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Android Studio

App architecture

Essentials
- 更多
Design & Plan
- 更多
Develop
- 更多
Google Play
- 更多
Blog
- 更多
Android Studio

Introduction
Guide to app architecture
- About app architecture
- Architecture recommendations
- Learning pathway ⍈
- App fundamentals
- UI layer libraries
  - About the UI layer
  - UI events
  - State holders and UI state
  - State production
  - Lifecycle-aware components
    
    Lifecycles
    Handle lifecycles
    
    ViewModel
    About ViewModel
    Create ViewModels with dependencies
    ViewModel Scoping APIs
    Saved State module for ViewModel
    ViewModel APIs cheat sheet
    Save UI states
    Use Kotlin coroutines with lifecycle-aware components
  - Paging Library
    About paging
    Load and display paged data
    Page from network and database
    Transform data streams
    Manage and present loading states
    Test your Paging implementation
    Migrate to Paging 3
- Domain layer
- Data layer libraries
- App startup
Modularization
- About modularization
- Common patterns
App resources
App manifest file
App entry points
- Activities
- Add app shortcuts ⍈
App navigation
- Principles of navigation
- Navigation component
  - Overview
  - Navigation controller
  - Design your navigation graph
    Overview
    Dialog destinations
    Activity destinations
    Nested graphs
    Deep links
    New destination types
    Type safety
    Encapsulate your code
    Global actions
    Fragments and the Kotlin DSL
    Use the Navigation editor
  - Use your navigation graph
    Navigate to a destination
    Navigate with options
    Safe args
    Pass data between destinations
    Animate transitions between destinations
    Conditional navigation
    Interact programmatically with the Navigation component
  - The back stack
    Overview
    Dialogs and the back stack
    Circular navigation and the back stack
    Multiple back stacks
  - Integrations
    Navigate with feature modules
    Multi-module projects
    Connect UI components to NavController
  - Migrate to the Navigation component
  - Test navigation
    Test fragment navigation
    Test Compose navigation
- Custom back navigation
- Navigation Event
- Responsive design
  - Handling configuration changes
  - Design for different form factors
- Swipe between views
  - Swipe views using ViewPager2
  - Swipe views using ViewPager
- Navigation 3
  - Overview
  - Get started
  - Understand and implement the basics
  - Save and manage navigation state
  - Return results
  - Configure metadata
  - Modularize navigation code
  - Support deep links
    Overview
    
    Create deep link matchers
    Overview
    Match URI deep links
    Create custom matchers
  - Create custom layouts using Scenes
    Overview
    Modify scenes with scene decorators
  - Animate between destinations
  - Apply logic or wrappers to destinations
  - Migrate from Navigation 2
- Fragments
- Deep links
  - About deep links
  - Create deep links
  - Implement App Links
    About App Links
    Add intent filters
    Configure website associations
    Verify App Links
    Test App Links
    Troubleshoot
    App Links FAQ
    Developer tools
- Interact with other apps
Dependency injection

Play Console
Go to Play Console
Learn more ↗️
Fundamentals
Play Monetization
Play Integrity
Android vitals
Play Policies
Play Programs ↗️
Games Dev Center
Overview
Play Asset Delivery
Play Games Services
Play Games on PC
Level Up guidelines
All Play guides ⤵️
Libraries
Play Feature Delivery
Play In-app Updates
Play In-app Reviews
Play Install Referrer
Google Play services ↗️
Google Play SDK index ↗️
All Play libraries ⤵️
Tools & resources
Android App Bundles
Brand & marketing
Play Console APIs ↗️

the Android Developer's Blog
Read the latest
Explore the authors →
Explore categories
Product News
Community
How-tos
Case Studies
Events & Programs
Documentation

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Android Developers
Design & Plan
App architecture

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