Java tutorial
//package com.java2s; import android.content.Context; import android.content.pm.PackageInfo; public class Main { public static String getVersionName(Context ctx) { try { PackageInfo packInfo = ctx.getPackageManager().getPackageInfo(ctx.getPackageName(), 0); return packInfo.versionName; } catch (Throwable t) { throw new RuntimeException(t); } } }