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The code samples, guides, and API reference you need—whether you're building for phones, watches, tablets, laptops, foldables, TVs, or cars. Take advantage of these resources to develop your app faster and with higher quality.

I'm new to Android
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Accelerate your app development by example.
See code
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Code in the IDE custom-built for Android.
Write code
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Find information about the Android APIs you're using.
Look up code

Devices

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Extend your mobile app to tablets and foldables.
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Create an app for watches running Wear OS.
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Extend your app for TV viewing.
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Build and optimize your app for ChromeOS.
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Extend your app for vehicle dashboard use.
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Easily make your app compatible with multiple devices.
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Tap into and share on-device health and fitness data.
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Enable voice control in your app.

Developer centers

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New
Learn how to build and extend engaging media experiences to users across Android's multidevice ecosystem.
Learn more
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You use a game engine for most of your game design and development, but you still need to use Android tools to get the job done.
Learn more
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Take your health and fitness app to the next level using Health Services with Health Connect.
Learn more

Core areas

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The guides you need to write the code for your UI—whether you're using Jetpack Compose or Views-based APIs, or migrating from Views to Compose.
Develop your UI
Guides
Store, manage, and share data.
Guides
Access and protect restricted data and actions.
Guides
Manage user identity and related data.
Guides
Navigate between screens and apps.
Guides
Request actions from other apps.
Guides
Run app tasks in the background.
Guides
Perform long-running background operations.
Guides
Perform time-based operations outside your app.
Guides
Play and record audio and video.
Guides
Easily use the camera.
Guides
Orient your app in the real world.
Guides
Make your app location aware.
Guides
Connect your app through various protocols.
Guides
Maintain backward compatibility.
Guides
Publish your app to Google Play.

Build and test

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Configure your build
Use Android Studio with Gradle to automate and manage the build process.
Configure
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Test
Test your app's correctness, functional behavior, and usability before releasing it publicly.
Test

Developer stories

How developers are finding success with Android.
View all stories
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See how the Google Photos team increased daily active users by investing in developing responsive layouts across across tablets, foldables, and ChromeOS devices.
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Monzo reduced over 9,000 lines of code and improved registration dropout by 5x with CameraX.
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After investing in making their Android app work on ChromeOS, Evernote saw those users tripled the time they spent using the app.