diff --git a/xwords4/android/XWords4/AndroidManifest.xml b/xwords4/android/XWords4/AndroidManifest.xml
index 8903c13e2..c1d6ae598 100644
--- a/xwords4/android/XWords4/AndroidManifest.xml
+++ b/xwords4/android/XWords4/AndroidManifest.xml
@@ -35,6 +35,7 @@
 
   <application android:icon="@drawable/icon48x48"
                android:label="@string/app_name"
+               android:name=".XWApp"
                >
 
     <activity android:name="GamesList" 
diff --git a/xwords4/android/XWords4/res/values/common_rsrc.xml b/xwords4/android/XWords4/res/values/common_rsrc.xml
index 26515109c..31c40d41b 100644
--- a/xwords4/android/XWords4/res/values/common_rsrc.xml
+++ b/xwords4/android/XWords4/res/values/common_rsrc.xml
@@ -29,6 +29,7 @@
   <string name="key_proxy_port">key_proxy_port</string>
   <string name="key_sms_port">key_sms_port</string>
   <string name="key_dict_host">key_dict_host2</string>
+  <string name="key_logging_on">key_logging_on</string>
   <string name="key_init_hintsallowed">key_init_hintsallowed</string>
   <string name="key_board_size">key_board_size</string>
   <string name="key_initial_player_minutes">key_initial_player_minutes</string>
@@ -96,7 +97,7 @@
 
   <string-array name="connect_frequencies_values">
     <item>-1</item>
-    <!-- <item>30</item> -->
+    <!-- <item>60</item> -->
     <item>300</item>
     <item>900</item>
     <item>1800</item>
diff --git a/xwords4/android/XWords4/res/values/strings.xml b/xwords4/android/XWords4/res/values/strings.xml
index 8e4106731..7e4530eb2 100644
--- a/xwords4/android/XWords4/res/values/strings.xml
+++ b/xwords4/android/XWords4/res/values/strings.xml
@@ -292,6 +292,7 @@
     <string name="advanced_summary">You may never need these...</string>
     <string name="relay_host">Relay address</string>
     <string name="dict_host">Dictionary download URL</string>
+    <string name="logging_on">Enable logging</string>
     <string name="relay_port">Relay game port</string>
     <string name="proxy_port">Relay device port</string>
     <string name="sms_port">SMS port</string>
@@ -388,7 +389,7 @@
     <string name="changes_button">Recent changes</string>
 
     <string name="connect_frequency">Move check frequency</string>
-	<string name="connect_thirty_seconds">30 seconds</string>
+	<string name="connect_thirty_seconds">60 seconds</string>
 	<string name="connect_five_mins">5 minutes</string>
 	<string name="connect_fifteen_mins">15 minutes</string>
 	<string name="connect_thirty_mins">30 minutes</string>
diff --git a/xwords4/android/XWords4/res/xml/xwprefs.xml b/xwords4/android/XWords4/res/xml/xwprefs.xml
index b95a55616..3e7424d1a 100644
--- a/xwords4/android/XWords4/res/xml/xwprefs.xml
+++ b/xwords4/android/XWords4/res/xml/xwprefs.xml
@@ -208,6 +208,10 @@
                              android:defaultValue="@string/dict_url"
                              />
 
+         <CheckBoxPreference android:key="@string/key_logging_on"
+                             android:title="@string/logging_on"
+                             android:defaultValue="false"
+                             />
          <EditTextPreference android:title="@string/git_rev_title"
                              android:summary="@string/git_rev_gen"
                              android:enabled="false"
diff --git a/xwords4/android/XWords4/src/org/eehouse/android/xw4/PrefsActivity.java b/xwords4/android/XWords4/src/org/eehouse/android/xw4/PrefsActivity.java
index e2506ca1b..3f103a1a0 100644
--- a/xwords4/android/XWords4/src/org/eehouse/android/xw4/PrefsActivity.java
+++ b/xwords4/android/XWords4/src/org/eehouse/android/xw4/PrefsActivity.java
@@ -41,6 +41,7 @@ public class PrefsActivity extends PreferenceActivity
 
     private HashSet<String> m_keys;
     private String m_keyEmpty;
+    private String m_keyLogging;
 
     @Override
     protected Dialog onCreateDialog( int id )
@@ -132,6 +133,7 @@ public class PrefsActivity extends PreferenceActivity
             m_keys.add( key );
         }
         m_keyEmpty = getString( R.string.key_empty );
+        m_keyLogging = getString( R.string.key_logging_on );
     }
     
     @Override
@@ -155,6 +157,9 @@ public class PrefsActivity extends PreferenceActivity
         if ( m_keys.contains( key ) ) {
             setSummary( sp, key );
         }
+        if ( key.equals( m_keyLogging ) ) {
+            Utils.logEnable( sp.getBoolean( key, false ) );
+        }
     }
 
     @Override
diff --git a/xwords4/android/XWords4/src/org/eehouse/android/xw4/Utils.java b/xwords4/android/XWords4/src/org/eehouse/android/xw4/Utils.java
index 3a127dd8f..4c5c8d944 100644
--- a/xwords4/android/XWords4/src/org/eehouse/android/xw4/Utils.java
+++ b/xwords4/android/XWords4/src/org/eehouse/android/xw4/Utils.java
@@ -25,6 +25,8 @@ import java.lang.Thread;
 import android.widget.Toast;
 import android.content.Context;
 import android.content.Intent;
+import android.content.SharedPreferences;
+import android.preference.PreferenceManager;
 import android.widget.CheckBox;
 import android.app.Activity;
 import android.app.Dialog;
@@ -43,22 +45,42 @@ public class Utils {
 
     static final String DB_PATH = "XW_GAMES";
 
+    static boolean s_doLog = true;
+
     private static Time s_time = new Time();
 
     private Utils() {}
 
+    public static void logEnable( boolean enable )
+    {
+        s_doLog = enable;
+    }
+
+    public static void logEnable( Context context )
+    {
+        SharedPreferences sp
+            = PreferenceManager.getDefaultSharedPreferences( context );
+        String key = context.getString( R.string.key_logging_on );
+        boolean on = sp.getBoolean( key, false );
+        logEnable( on );
+    }
+
     public static void logf( String msg ) 
     {
-        s_time.setToNow();
-        String time = s_time.format("[%H:%M:%S]");
-        long id = Thread.currentThread().getId();
-        Log.d( TAG, time + "-" + id + "-" + msg );
+        if ( s_doLog ) {
+            s_time.setToNow();
+            String time = s_time.format("[%H:%M:%S]");
+            long id = Thread.currentThread().getId();
+            Log.d( TAG, time + "-" + id + "-" + msg );
+        }
     } // logf
 
     public static void logf( String format, Object... args )
     {
-        Formatter formatter = new Formatter();
-        logf( formatter.format( format, args ).toString() );
+        if ( s_doLog ) {
+            Formatter formatter = new Formatter();
+            logf( formatter.format( format, args ).toString() );
+        }
     } // logf
 
     public static void notImpl( Context context ) 
diff --git a/xwords4/android/XWords4/src/org/eehouse/android/xw4/XWApp.java b/xwords4/android/XWords4/src/org/eehouse/android/xw4/XWApp.java
new file mode 100644
index 000000000..dcdee3204
--- /dev/null
+++ b/xwords4/android/XWords4/src/org/eehouse/android/xw4/XWApp.java
@@ -0,0 +1,34 @@
+/* -*- compile-command: "cd ../../../../../; ant install"; -*- */
+/*
+ * Copyright 2010 - 2011 by Eric House (xwords@eehouse.org).  All
+ * rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+ */
+
+package org.eehouse.android.xw4;
+
+import android.app.Application;
+
+public class XWApp extends Application {
+
+    @Override
+    public void onCreate()
+    {
+        Utils.logEnable( this );
+        Utils.logf( "XWApp.onCreate()" );
+        super.onCreate();
+    }
+}