Java tutorial
//package com.java2s; import android.content.Context; import android.content.pm.PackageInfo; import android.content.pm.PackageManager; public class Main { public static int getUninatllApkInfo(Context context, String archiveFilePath) { PackageManager pm = context.getPackageManager(); PackageInfo info = pm.getPackageArchiveInfo(archiveFilePath, PackageManager.GET_ACTIVITIES); if (info != null) { return info.versionCode; } return -1; } }