Java tutorial
//package com.java2s; //License from project: Apache License import android.util.Base64; import java.io.File; import java.io.FileOutputStream; public class Main { public static String decodeToFile(File desFile, String encodedString) { try { byte[] decodeBytes = Base64.decode(encodedString.getBytes(), Base64.NO_WRAP); FileOutputStream fos = new FileOutputStream(desFile); fos.write(decodeBytes); fos.close(); } catch (Exception e) { e.printStackTrace(); } return null; } }