Java tutorial
//package com.java2s; //License from project: Apache License import android.content.Context; import android.content.pm.PackageInfo; import android.content.pm.PackageManager; import android.content.pm.PackageManager.NameNotFoundException; public class Main { public static boolean isAppExists(Context context, String packageName) { PackageManager pm = context.getPackageManager(); try { PackageInfo packageInfo = pm.getPackageInfo(packageName, PackageManager.GET_ACTIVITIES); if (packageInfo != null) { return true; } } catch (NameNotFoundException e) { return false; } return true; } }