Java tutorial
//package com.java2s; //License from project: Open Source License import java.io.File; import android.content.Context; import android.content.Intent; import android.net.Uri; public class Main { public static boolean installApp(Context context, String filePath) { if (filePath != null && filePath.length() > 4 && filePath.toLowerCase().substring(filePath.length() - 4).equals(".apk")) { Intent intent = new Intent(Intent.ACTION_VIEW); File file = new File(filePath); if (file.exists() && file.isFile() && file.length() > 0) { intent.setDataAndType(Uri.fromFile(file), "application/vnd.android.package-archive"); intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK); context.startActivity(intent); return true; } } return false; } }