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 getVersion(Context context) { String version = ""; try { PackageInfo pi = context.getPackageManager().getPackageInfo(context.getPackageName(), 0); version = pi.versionName; } catch (PackageManager.NameNotFoundException e) { } return version; } }