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 String getAppVersion(Context context) { PackageManager packageManager = context.getPackageManager(); PackageInfo packageInfo; try { packageInfo = packageManager.getPackageInfo(context.getPackageName(), 0); return packageInfo.versionName; } catch (PackageManager.NameNotFoundException e) { e.printStackTrace(); } return null; } }