diff --git a/astrid/plugin-src/com/todoroo/astrid/actfm/sync/SyncUpgradePrompt.java b/astrid/plugin-src/com/todoroo/astrid/actfm/sync/SyncUpgradePrompt.java
new file mode 100644
index 000000000..58218356e
--- /dev/null
+++ b/astrid/plugin-src/com/todoroo/astrid/actfm/sync/SyncUpgradePrompt.java
@@ -0,0 +1,82 @@
+package com.todoroo.astrid.actfm.sync;
+
+import android.app.Activity;
+import android.app.Dialog;
+import android.util.TypedValue;
+import android.view.View;
+import android.view.View.OnClickListener;
+import android.widget.Button;
+import android.widget.TextView;
+
+import com.timsu.astrid.R;
+import com.todoroo.andlib.utility.DateUtilities;
+import com.todoroo.andlib.utility.Preferences;
+import com.todoroo.astrid.core.PluginServices;
+
+public class SyncUpgradePrompt {
+
+    private static final String P_SYNC_UPGRADE_PROMPT = "p_sync_upgr_prompt"; //$NON-NLS-1$
+    private static long lastPromptDate = -1;
+
+    public static void showSyncUpgradePrompt(Activity activity) {
+        if (lastPromptDate == -1)
+            lastPromptDate = Preferences.getLong(P_SYNC_UPGRADE_PROMPT, 0L);
+
+        if (DateUtilities.now() - lastPromptDate > DateUtilities.ONE_WEEK * 3) {
+            if (!PluginServices.getActFmPreferenceService().isLoggedIn()) {
+                if (PluginServices.getGtasksPreferenceService().isLoggedIn()) {
+                    // Logged into google but not astrid
+                    // TODO: Show prompt
+                } else {
+                    // Logged into neither
+                    // TODO: Show prompt
+                }
+                setLastPromptDate(DateUtilities.now());
+            } else if (PluginServices.getGtasksPreferenceService().isLoggedIn()) {
+                // Logged into both
+                // TODO: Show prompt
+                setLastPromptDate(Long.MAX_VALUE);
+            } else {
+                // Logged into just astrid--don't need to show prompts anymore
+                setLastPromptDate(Long.MAX_VALUE);
+            }
+        }
+    }
+
+    private static void setLastPromptDate(long date) {
+        lastPromptDate = date;
+        Preferences.setLong(P_SYNC_UPGRADE_PROMPT, lastPromptDate);
+    }
+
+    private static Dialog getDialog(Activity activity, int title, int body, Object... buttonsAndListeners) {
+        Dialog d = new Dialog(activity, R.style.ReminderDialog);
+        d.setContentView(R.layout.astrid_reminder_view);
+        ((TextView) d.findViewById(R.id.reminder_title)).setText(title);
+        ((TextView) d.findViewById(R.id.reminder_message)).setText(body);
+
+        d.findViewById(R.id.reminder_complete).setVisibility(View.GONE);
+        TypedValue tv = new TypedValue();
+        activity.getTheme().resolveAttribute(R.attr.asThemeTextColor, tv, false);
+
+        int button1 = (Integer) buttonsAndListeners[0];
+        OnClickListener listener1 = (OnClickListener) buttonsAndListeners[1];
+        Button b1 = (Button) d.findViewById(R.id.reminder_edit);
+        b1.setText(button1);
+        b1.setOnClickListener(listener1);
+        b1.setTextColor(activity.getResources().getColor(tv.data));
+
+        if (buttonsAndListeners.length < 3) {
+            d.findViewById(R.id.reminder_snooze).setVisibility(View.GONE);
+        } else {
+            int button2 = (Integer) buttonsAndListeners[2];
+            OnClickListener listener2 = (OnClickListener) buttonsAndListeners[3];
+            Button b2 = (Button) d.findViewById(R.id.reminder_snooze);
+            b2.setText(button2);
+            b2.setOnClickListener(listener2);
+            b2.setTextColor(activity.getResources().getColor(tv.data));
+        }
+
+        return d;
+    }
+
+}
diff --git a/astrid/plugin-src/com/todoroo/astrid/core/PluginServices.java b/astrid/plugin-src/com/todoroo/astrid/core/PluginServices.java
index 075786c6f..23896cdb6 100644
--- a/astrid/plugin-src/com/todoroo/astrid/core/PluginServices.java
+++ b/astrid/plugin-src/com/todoroo/astrid/core/PluginServices.java
@@ -28,6 +28,7 @@ import com.todoroo.astrid.dao.UserActivityDao;
 import com.todoroo.astrid.dao.UserActivityOutstandingDao;
 import com.todoroo.astrid.dao.UserDao;
 import com.todoroo.astrid.data.Metadata;
+import com.todoroo.astrid.gtasks.GtasksPreferenceService;
 import com.todoroo.astrid.service.AddOnService;
 import com.todoroo.astrid.service.AstridDependencyInjector;
 import com.todoroo.astrid.service.MetadataService;
@@ -105,6 +106,9 @@ public final class PluginServices {
     @Autowired
     ActFmPreferenceService actFmPreferenceService;
 
+    @Autowired
+    GtasksPreferenceService gtasksPreferenceService;
+
     private static volatile PluginServices instance;
 
     static {
@@ -212,6 +216,10 @@ public final class PluginServices {
         return getInstance().actFmPreferenceService;
     }
 
+    public static GtasksPreferenceService getGtasksPreferenceService() {
+        return getInstance().gtasksPreferenceService;
+    }
+
     // -- helpers
 
     /**
diff --git a/astrid/src/com/todoroo/astrid/activity/TaskListActivity.java b/astrid/src/com/todoroo/astrid/activity/TaskListActivity.java
index bf02ce50c..9ba8e1c00 100644
--- a/astrid/src/com/todoroo/astrid/activity/TaskListActivity.java
+++ b/astrid/src/com/todoroo/astrid/activity/TaskListActivity.java
@@ -45,6 +45,7 @@ import com.todoroo.andlib.utility.Preferences;
 import com.todoroo.astrid.actfm.CommentsFragment;
 import com.todoroo.astrid.actfm.TagSettingsActivity;
 import com.todoroo.astrid.actfm.TagViewFragment;
+import com.todoroo.astrid.actfm.sync.SyncUpgradePrompt;
 import com.todoroo.astrid.adapter.FilterAdapter;
 import com.todoroo.astrid.adapter.TaskListFragmentPagerAdapter;
 import com.todoroo.astrid.api.AstridApiConstants;
@@ -240,6 +241,8 @@ public class TaskListActivity extends AstridActivity implements MainMenuListener
             trackActivitySource();
         }
 
+        SyncUpgradePrompt.showSyncUpgradePrompt(this);
+
         // Have to call this here because sometimes StartupService
         // isn't called (i.e. if the app was silently alive in the background)
         abTestEventReportingService.trackUserRetention(this);