Java tutorial
//package com.java2s; import android.content.Context; import android.content.Intent; import android.content.pm.PackageManager; import android.content.pm.ResolveInfo; import java.util.List; public class Main { public static boolean isUpdatedVersion(Context context) { final PackageManager packageManager = context.getPackageManager(); Intent intent = packageManager.getLaunchIntentForPackage("pay.with.slydepay"); if (intent == null) { return false; } List<ResolveInfo> list = packageManager.queryIntentActivities(intent, PackageManager.MATCH_DEFAULT_ONLY); return list.size() > 0; } }