Build release android react native

Go to android/app

run:

keytool -genkey -v -keystore my-release-key.keystore -alias my-key-alias -keyalg RSA -keysize 2048 -validity 10000

add these lines to adroid/gradle.properties, password is keystore password you created when generate keystore

MYAPP_RELEASE_STORE_FILE=my-release-key.keystore
MYAPP_RELEASE_KEY_ALIAS=my-key-alias
MYAPP_RELEASE_STORE_PASSWORD=123456
MYAPP_RELEASE_KEY_PASSWORD=123456

edit these lines to android/app/build.gradle

...
android {
    ...
    defaultConfig { ... }
    signingConfigs {
        release {
            if (project.hasProperty('MYAPP_RELEASE_STORE_FILE')) {
                storeFile file(MYAPP_RELEASE_STORE_FILE)
                storePassword MYAPP_RELEASE_STORE_PASSWORD
                keyAlias MYAPP_RELEASE_KEY_ALIAS
                keyPassword MYAPP_RELEASE_KEY_PASSWORD
            }
        }
    }
    buildTypes {
        release {
            ...
            signingConfig signingConfigs.release
        }
    }
}
...

And last command to build release:

rm -rf android/app/build
react-native run-android --variant=release

generate to aab:

cd android
./gradlew bundleRelease

output path:

for apk: /android/app/build/outputs/apk/release

for aab: /android/app/build/outputs/bundle/release

option:

You can create 1build.sh file and allow permission ( on Mac ):

chmod +x ./1build.sh

(on windows, i dont remember the command)

hungdev/Build release android react native.md