diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml
index 8850f14..8a64108 100644
--- a/app/src/main/AndroidManifest.xml
+++ b/app/src/main/AndroidManifest.xml
@@ -3,6 +3,7 @@
     package="xdsopl.robot36" >
 
     <uses-permission android:name="android.permission.RECORD_AUDIO" />
+    <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE"/>
     <application
         android:allowBackup="true"
         android:icon="@drawable/ic_launcher"
diff --git a/app/src/main/java/xdsopl/robot36/ImageView.java b/app/src/main/java/xdsopl/robot36/ImageView.java
index 21a8c55..da62827 100644
--- a/app/src/main/java/xdsopl/robot36/ImageView.java
+++ b/app/src/main/java/xdsopl/robot36/ImageView.java
@@ -335,7 +335,7 @@ public class ImageView extends SurfaceView implements SurfaceHolder.Callback {
         if (savedHeight[0] > 0) {
             rsDecoderSavedWidth.copyTo(savedWidth);
             rsDecoderSavedBuffer.copyTo(savedBuffer);
-            Bitmap savedBitmap = Bitmap.createBitmap(savedBuffer, savedWidth[0], savedHeight[0], Bitmap.Config.ARGB_8888);
+            activity.storeBitmap(Bitmap.createBitmap(savedBuffer, savedWidth[0], savedHeight[0], Bitmap.Config.ARGB_8888));
         }
     }
 }
diff --git a/app/src/main/java/xdsopl/robot36/MainActivity.java b/app/src/main/java/xdsopl/robot36/MainActivity.java
index 2fb9387..c4b6183 100644
--- a/app/src/main/java/xdsopl/robot36/MainActivity.java
+++ b/app/src/main/java/xdsopl/robot36/MainActivity.java
@@ -18,12 +18,22 @@ limitations under the License.
 package xdsopl.robot36;
 
 import android.app.Activity;
+import android.content.Intent;
+import android.graphics.Bitmap;
+import android.net.Uri;
 import android.os.Bundle;
+import android.os.Environment;
 import android.view.Menu;
 import android.view.MenuItem;
+import java.io.File;
+import java.io.FileOutputStream;
+import java.io.IOException;
+import java.text.SimpleDateFormat;
+import java.util.Date;
 
 public class MainActivity extends Activity {
     private ImageView view;
+    private Bitmap bitmap;
 
     void updateTitle(final String newTitle)
     {
@@ -37,6 +47,36 @@ public class MainActivity extends Activity {
         }
     }
 
+    void storeBitmap(Bitmap image) {
+        bitmap = image;
+        runOnUiThread(new Runnable() {
+            @Override
+            public void run() {
+                String name = new SimpleDateFormat("yyyyMMdd_HHmmss_").format(new Date());
+                File dir = Environment.getExternalStoragePublicDirectory(Environment.DIRECTORY_PICTURES);
+                if (!dir.exists())
+                    dir.mkdirs();
+                File file;
+                FileOutputStream stream;
+                try {
+                    file = File.createTempFile(name, ".png", dir);
+                    stream = new FileOutputStream(file);
+                } catch (IOException ignore) {
+                    return;
+                }
+                bitmap.compress(Bitmap.CompressFormat.PNG, 100, stream);
+                try {
+                    stream.close();
+                } catch (IOException ignore) {
+                    return;
+                }
+                Intent intent = new Intent(Intent.ACTION_MEDIA_SCANNER_SCAN_FILE);
+                intent.setData(Uri.fromFile(file));
+                sendBroadcast(intent);
+            }
+        });
+    }
+
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);