Java tutorial
//package com.java2s; import android.content.Context; import android.content.Intent; import android.content.pm.PackageManager; public class Main { public static void startApplication(Context mContext, String packageName) throws Exception { PackageManager packageManager = mContext.getPackageManager(); Intent intent = packageManager.getLaunchIntentForPackage(packageName); mContext.startActivity(intent); } }