Skip to main content
Essentials
Build AI experiences
Build AI-powered Android apps with Gemini APIs and more.
Get started
Get started
Start by creating your first app. Go deeper with our training courses or explore app development on your own.
Hello world
Training courses
Tutorials
Compose for teams
Kotlin for Android
Monetization with Play ↗️
Android Developer Verification
Extend by device
Build apps that give your users seamless experiences from phones to tablets, watches, headsets, and more.
Adaptive apps
Android XR
Wear OS
Android for Cars
Android TV
ChromeOS
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
Adaptive UI
Android XR
Widgets
Wear OS
Android TV
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
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
Device tech
Write code for form factors. Connect devices and share data.
Adaptive UI
Wear OS
Android XR
Android Health
Android for Cars
Android TV
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
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
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 ↗️
Community
/
English
Deutsch
Español – América Latina
Français
Indonesia
Polski
Português – Brasil
Tiếng Việt
中文 – 简体
日本語
한국어
Android Studio
Sign in
API reference
Essentials
More
Design & Plan
More
Develop
More
Google Play
More
Community
Android Studio
Android API Reference
Overview
Android Platform
Packages
API level
REL
36
35
34
33
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
Class Index
Package Index
android
Overview
Classes
Manifest
Manifest.permission
Manifest.permission_group
R
R.anim
R.animator
R.array
R.attr
R.bool
R.color
R.dimen
R.drawable
R.fraction
R.id
R.integer
R.interpolator
R.layout
R.menu
R.mipmap
R.plurals
R.raw
R.string
R.style
R.styleable
R.transition
R.xml
android.accessibilityservice
Overview
Interfaces
AccessibilityService.MagnificationController.OnMagnificationChangedListener
AccessibilityService.SoftKeyboardController.OnShowModeChangedListener
AccessibilityService.TakeScreenshotCallback
BrailleDisplayController
BrailleDisplayController.BrailleDisplayCallback
TouchInteractionController.Callback
Classes
AccessibilityButtonController
AccessibilityButtonController.AccessibilityButtonCallback
AccessibilityGestureEvent
AccessibilityService
AccessibilityService.GestureResultCallback
AccessibilityService.MagnificationController
AccessibilityService.ScreenshotResult
AccessibilityService.SoftKeyboardController
AccessibilityServiceInfo
FingerprintGestureController
FingerprintGestureController.FingerprintGestureCallback
GestureDescription
GestureDescription.Builder
GestureDescription.StrokeDescription
InputMethod
InputMethod.AccessibilityInputConnection
MagnificationConfig
MagnificationConfig.Builder
TouchInteractionController
android.accounts
Overview
Interfaces
AccountManagerCallback
AccountManagerFuture
OnAccountsUpdateListener
Classes
AbstractAccountAuthenticator
Account
AccountAuthenticatorActivity
AccountAuthenticatorResponse
AccountManager
AuthenticatorDescription
Exceptions
AccountsException
AuthenticatorException
NetworkErrorException
OperationCanceledException
android.adservices
Overview
Classes
AdServicesState
android.adservices.adid
Overview
Classes
AdId
AdIdManager
android.adservices.adselection
Overview
Classes
AddAdSelectionFromOutcomesOverrideRequest
AddAdSelectionOverrideRequest
AdSelectionConfig
AdSelectionConfig.Builder
AdSelectionFromOutcomesConfig
AdSelectionFromOutcomesConfig.Builder
AdSelectionManager
AdSelectionOutcome
AdSelectionOutcome.Builder
AdWithBid
DecisionLogic
GetAdSelectionDataOutcome
GetAdSelectionDataRequest
GetAdSelectionDataRequest.Builder
PerBuyerConfiguration
PerBuyerConfiguration.Builder
PerBuyerDecisionLogic
PersistAdSelectionResultRequest
PersistAdSelectionResultRequest.Builder
RemoveAdSelectionFromOutcomesOverrideRequest
RemoveAdSelectionOverrideRequest
ReportEventRequest
ReportEventRequest.Builder
ReportImpressionRequest
SellerConfiguration
SellerConfiguration.Builder
SetAppInstallAdvertisersRequest
SetAppInstallAdvertisersRequest.Builder
SignedContextualAds
SignedContextualAds.Builder
TestAdSelectionManager
UpdateAdCounterHistogramRequest
UpdateAdCounterHistogramRequest.Builder
android.adservices.appsetid
Overview
Classes
AppSetId
AppSetIdManager
android.adservices.common
Overview
Interfaces
AdServicesOutcomeReceiver
Classes
AdData
AdData.Builder
AdFilters
AdFilters.Builder
AdSelectionSignals
AdServicesPermissions
AdTechIdentifier
AppInstallFilters
AppInstallFilters.Builder
ComponentAdData
FrequencyCapFilters
FrequencyCapFilters.Builder
KeyedFrequencyCap
KeyedFrequencyCap.Builder
android.adservices.customaudience
Overview
Classes
AddCustomAudienceOverrideRequest
AddCustomAudienceOverrideRequest.Builder
CustomAudience
CustomAudience.Builder
CustomAudienceManager
FetchAndJoinCustomAudienceRequest
FetchAndJoinCustomAudienceRequest.Builder
JoinCustomAudienceRequest
JoinCustomAudienceRequest.Builder
LeaveCustomAudienceRequest
LeaveCustomAudienceRequest.Builder
PartialCustomAudience
PartialCustomAudience.Builder
RemoveCustomAudienceOverrideRequest
RemoveCustomAudienceOverrideRequest.Builder
ScheduleCustomAudienceUpdateRequest
ScheduleCustomAudienceUpdateRequest.Builder
TestCustomAudienceManager
TrustedBiddingData
TrustedBiddingData.Builder
android.adservices.exceptions
Overview
Exceptions
AdServicesException
android.adservices.measurement
Overview
Classes
DeletionRequest
DeletionRequest.Builder
MeasurementManager
SourceRegistrationRequest
SourceRegistrationRequest.Builder