Java tutorial
//package com.java2s; import android.content.Context; import android.content.pm.PackageInfo; import android.content.pm.PackageManager; public class Main { public static String getCurrentApplicationVersion(Context ctx) { String name = ctx.getPackageName(); String version = ""; try { PackageInfo info = ctx.getPackageManager().getPackageInfo(name, 0); version = info.versionName; } catch (PackageManager.NameNotFoundException e) { } return version; } }