Java tutorial
//package com.java2s; import android.content.Context; import android.content.pm.PackageManager.NameNotFoundException; import android.util.Log; public class Main { public static String getApplicationVersion(Context context) { try { return context.getApplicationContext().getPackageManager().getPackageInfo(context.getPackageName(), 0).versionName; } catch (NameNotFoundException e) { Log.e("NameNotFoundException", e.getMessage()); } return ""; } }