Stetho

//In Application Class
@Override
public void onCreate() {
	super.onCreate();

        Stetho.InitializerBuilder initializerBuilder =
		Stetho.newInitializerBuilder(this);

	// Enable Chrome DevTools
	initializerBuilder.enableWebKitInspector(
		Stetho.defaultInspectorModulesProvider(this)
	);

	// Enable command line interface
	initializerBuilder.enableDumpapp(
		Stetho.defaultDumperPluginsProvider(this)
	);

	// Use the InitializerBuilder to generate an Initializer
	Stetho.Initializer initializer = initializerBuilder.build();

	// Initialize Stetho with the Initializer
	Stetho.initialize(initializer);
}

//In app.gradle
dependencies {
    compile fileTree(include: ['*.jar'], dir: 'libs')
    compile 'com.facebook.stetho:stetho:1.3.1'
    compile 'com.facebook.stetho:stetho-urlconnection:1.3.1'
}