Java tutorial
//package com.java2s; //License from project: Open Source License import android.content.Context; import android.content.pm.PackageInfo; import android.content.pm.PackageManager; public class Main { public static boolean isInstalled(Context context, String pkgName) { PackageManager packageManager = context.getPackageManager(); try { PackageInfo info = packageManager.getPackageInfo(pkgName, PackageManager.GET_ACTIVITIES); return true; } catch (PackageManager.NameNotFoundException e) { e.printStackTrace(); return false; } } }