diff --git a/astrid/plugin-src/com/todoroo/astrid/gcal/CalendarAlarmReceiver.java b/astrid/plugin-src/com/todoroo/astrid/gcal/CalendarAlarmReceiver.java
index 944ea44b0..3315f474c 100644
--- a/astrid/plugin-src/com/todoroo/astrid/gcal/CalendarAlarmReceiver.java
+++ b/astrid/plugin-src/com/todoroo/astrid/gcal/CalendarAlarmReceiver.java
@@ -11,7 +11,9 @@ import android.net.Uri;
 import android.text.TextUtils;
 import android.util.Log;
 
+import com.timsu.astrid.R;
 import com.todoroo.andlib.utility.DateUtilities;
+import com.todoroo.andlib.utility.Preferences;
 import com.todoroo.astrid.utility.Constants;
 
 @SuppressWarnings("nls")
@@ -33,6 +35,8 @@ public class CalendarAlarmReceiver extends BroadcastReceiver {
 
     @Override
     public void onReceive(Context context, Intent intent) {
+        if (!Preferences.getBoolean(R.string.p_calendar_reminders, true))
+            return;
         try {
             ContentResolver cr = context.getContentResolver();
             long eventId = intent.getLongExtra(TOKEN_EVENT_ID, -1);
diff --git a/astrid/plugin-src/com/todoroo/astrid/gcal/CalendarAlarmScheduler.java b/astrid/plugin-src/com/todoroo/astrid/gcal/CalendarAlarmScheduler.java
index a3115328b..873ed9fb0 100644
--- a/astrid/plugin-src/com/todoroo/astrid/gcal/CalendarAlarmScheduler.java
+++ b/astrid/plugin-src/com/todoroo/astrid/gcal/CalendarAlarmScheduler.java
@@ -10,7 +10,9 @@ import android.content.Intent;
 import android.database.Cursor;
 import android.util.Log;
 
+import com.timsu.astrid.R;
 import com.todoroo.andlib.utility.DateUtilities;
+import com.todoroo.andlib.utility.Preferences;
 import com.todoroo.astrid.utility.Constants;
 
 @SuppressWarnings("nls")
@@ -19,6 +21,9 @@ public class CalendarAlarmScheduler {
     public static final String TAG = "calendar-alarm";
 
     public static void scheduleAllCalendarAlarms(Context context) {
+        if (!Preferences.getBoolean(R.string.p_calendar_reminders, true))
+            return;
+
         ContentResolver cr = context.getContentResolver();
 
         long now = DateUtilities.now();
diff --git a/astrid/res/values/keys.xml b/astrid/res/values/keys.xml
index dadb046a6..33896e9e6 100644
--- a/astrid/res/values/keys.xml
+++ b/astrid/res/values/keys.xml
@@ -49,6 +49,9 @@
   <!-- field missed calls preference -->
   <string name="p_field_missed_calls">field_missed_calls</string>
   
+  <!-- calendar reminders preference -->
+  <string name="p_calendar_reminders">p_calendar_reminder</string>
+  
   <!-- show friends view preference -->
   <string name="p_show_friends_view">show_friends_view</string>
   
diff --git a/astrid/res/values/strings-core.xml b/astrid/res/values/strings-core.xml
index 6a928f69f..b38807eb7 100644
--- a/astrid/res/values/strings-core.xml
+++ b/astrid/res/values/strings-core.xml
@@ -564,6 +564,9 @@
   <!-- Calendar reminder: include event members -->
   <string name="CRA_include_members">Share with event members</string>
   
+  <!-- Calendar reminder: preference title -->
+  <string name="CRA_calendar_reminders_pref_title">Monitor calendar events</string>
+  
   <!-- ===================================================== HelpActivity == -->
   
   <!-- Help: Button to get support from our website -->
diff --git a/astrid/res/xml/preferences_misc.xml b/astrid/res/xml/preferences_misc.xml
index acf97d683..6cf9ed6ba 100644
--- a/astrid/res/xml/preferences_misc.xml
+++ b/astrid/res/xml/preferences_misc.xml
@@ -17,6 +17,10 @@
 	        android:key="@string/p_field_missed_calls"
 	        android:title="@string/MCA_missed_calls_pref_title"/>
 	    
+	    <CheckBoxPreference
+	        android:key="@string/p_calendar_reminders"
+	        android:title="@string/CRA_calendar_reminders_pref_title" />
+	    
 	    <CheckBoxPreference
 	        android:key="@string/p_third_party_addons"
 	        android:title="@string/EPr_third_party_addons" />
diff --git a/astrid/src/com/todoroo/astrid/service/abtesting/ABTests.java b/astrid/src/com/todoroo/astrid/service/abtesting/ABTests.java
index f1effb503..2a1aa3272 100644
--- a/astrid/src/com/todoroo/astrid/service/abtesting/ABTests.java
+++ b/astrid/src/com/todoroo/astrid/service/abtesting/ABTests.java
@@ -121,10 +121,14 @@ public class ABTests {
 
     public static final String AB_SIMPLE_TASK_ROW = "android_simple_task_row";  //$NON-NLS-1$
 
+    public static final String AB_CALENDAR_REMINDERS = "android_cal_reminders";  //$NON-NLS-1$
+
     private void initialize() {
 
         addTest(AB_SIMPLE_TASK_ROW, new int[] { 1, 1 },
                 new int[] { 1, 0 }, new String[] { "original-row-style", "simple-row-style" });//$NON-NLS-1$ //$NON-NLS-2$
 
+        addTest(AB_CALENDAR_REMINDERS, new int[] { 0, 1 },
+                new int[] { 0, 1 }, new String[] { "no-cal-reminders", "show-cal-reminders" }); //$NON-NLS-1$ //$NON-NLS-2$
     }
 }
diff --git a/astrid/src/com/todoroo/astrid/utility/AstridPreferences.java b/astrid/src/com/todoroo/astrid/utility/AstridPreferences.java
index 991795675..65b6e8c4b 100644
--- a/astrid/src/com/todoroo/astrid/utility/AstridPreferences.java
+++ b/astrid/src/com/todoroo/astrid/utility/AstridPreferences.java
@@ -74,7 +74,8 @@ public class AstridPreferences {
         Preferences.setIfUnset(prefs, editor, r, R.string.p_taskRowStyle,
                 ABChooser.readChoiceForTest(ABTests.AB_SIMPLE_TASK_ROW) != 0);
 
-        Preferences.setIfUnset(prefs, editor, r, R.string.p_swipe_lists_enabled, false);
+        Preferences.setIfUnset(prefs, editor, r, R.string.p_calendar_reminders,
+                ABChooser.readChoiceForTest(ABTests.AB_CALENDAR_REMINDERS) != 0);
 
         if ("white-blue".equals(Preferences.getStringValue(R.string.p_theme))) { //$NON-NLS-1$ migrate from when white-blue wasn't the default
             Preferences.setString(R.string.p_theme, ThemeService.THEME_WHITE);