Get All Application in installed Mobile via programming Android

  private void getAPKNAME() {
        packageManager = getPackageManager();
        List<PackageInfo> packageList = packageManager
                .getInstalledPackages(PackageManager.GET_PERMISSIONS);
        Log.e("packageList", "" + packageList.size());
        List<PackageInfo> packageList1 = new ArrayList<PackageInfo>();

        /*To filter out System apps*/
        for(PackageInfo pi : packageList) {
            boolean b = isSystemPackage(pi);
            if(!b) {
                packageList1.add(pi);
                // errorText.setText(""+pi);
            }
        }
        Log.e("PackageList",""+packageList1.size());
    }


 private boolean isSystemPackage(PackageInfo pkgInfo) {
        return ((pkgInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) ? true
                : false;
    }