diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml
index f28155de..7de530cf 100644
--- a/app/src/main/AndroidManifest.xml
+++ b/app/src/main/AndroidManifest.xml
@@ -36,6 +36,7 @@
         <activity android:name=".ViewThreadActivity" />
         <activity android:name=".ViewTagActivity" />
         <activity android:name=".AccountActivity" />
+        <activity android:name=".PreferencesActivity" />
         <service
             android:name=".PullNotificationService"
             android:description="@string/notification_service_description"
diff --git a/app/src/main/java/com/keylesspalace/tusky/AccountActivity.java b/app/src/main/java/com/keylesspalace/tusky/AccountActivity.java
index e4383b7f..cbc4b213 100644
--- a/app/src/main/java/com/keylesspalace/tusky/AccountActivity.java
+++ b/app/src/main/java/com/keylesspalace/tusky/AccountActivity.java
@@ -27,7 +27,6 @@ import android.support.v4.view.ViewPager;
 import android.support.v7.app.ActionBar;
 import android.support.v7.app.AppCompatActivity;
 import android.support.v7.widget.Toolbar;
-import android.text.Spanned;
 import android.text.method.LinkMovementMethod;
 import android.util.Log;
 import android.util.TypedValue;
diff --git a/app/src/main/java/com/keylesspalace/tusky/AccountFragment.java b/app/src/main/java/com/keylesspalace/tusky/AccountFragment.java
index 99d03642..08d6ec0b 100644
--- a/app/src/main/java/com/keylesspalace/tusky/AccountFragment.java
+++ b/app/src/main/java/com/keylesspalace/tusky/AccountFragment.java
@@ -20,12 +20,10 @@ import android.content.Intent;
 import android.content.SharedPreferences;
 import android.graphics.drawable.Drawable;
 import android.os.Bundle;
-import android.provider.Contacts;
 import android.support.annotation.Nullable;
 import android.support.design.widget.TabLayout;
 import android.support.v4.app.Fragment;
 import android.support.v4.content.ContextCompat;
-import android.support.v4.widget.SwipeRefreshLayout;
 import android.support.v7.widget.DividerItemDecoration;
 import android.support.v7.widget.LinearLayoutManager;
 import android.support.v7.widget.RecyclerView;
diff --git a/app/src/main/java/com/keylesspalace/tusky/ComposeActivity.java b/app/src/main/java/com/keylesspalace/tusky/ComposeActivity.java
index 8518b307..e3278a1c 100644
--- a/app/src/main/java/com/keylesspalace/tusky/ComposeActivity.java
+++ b/app/src/main/java/com/keylesspalace/tusky/ComposeActivity.java
@@ -49,12 +49,10 @@ import android.text.style.ForegroundColorSpan;
 import android.view.View;
 import android.webkit.MimeTypeMap;
 import android.widget.Button;
-import android.widget.CheckBox;
 import android.widget.EditText;
 import android.widget.ImageButton;
 import android.widget.ImageView;
 import android.widget.LinearLayout;
-import android.widget.RadioGroup;
 import android.widget.TextView;
 import android.widget.Toast;
 
diff --git a/app/src/main/java/com/keylesspalace/tusky/DownsizeImageTask.java b/app/src/main/java/com/keylesspalace/tusky/DownsizeImageTask.java
index bc9512a3..1fb49f01 100644
--- a/app/src/main/java/com/keylesspalace/tusky/DownsizeImageTask.java
+++ b/app/src/main/java/com/keylesspalace/tusky/DownsizeImageTask.java
@@ -43,7 +43,7 @@ public class DownsizeImageTask extends AsyncTask<Bitmap, Void, Boolean> {
     protected Boolean doInBackground(Bitmap... bitmaps) {
         final int count = bitmaps.length;
         resultList = new ArrayList<>(count);
-        for (int i = 0; i < count; i++) {
+        for (Bitmap bitmap : bitmaps) {
             ByteArrayOutputStream stream = new ByteArrayOutputStream();
             /* Unfortunately, there isn't a determined worst case compression ratio for image
              * formats. So, the only way to tell if they're too big is to compress them and
@@ -54,16 +54,16 @@ public class DownsizeImageTask extends AsyncTask<Bitmap, Void, Boolean> {
             int scaledImageSize = 4096;
             do {
                 stream.reset();
-                Bitmap bitmap = scaleDown(bitmaps[i], scaledImageSize, true);
+                Bitmap scaledBitmap = scaleDown(bitmap, scaledImageSize, true);
                 Bitmap.CompressFormat format;
                 /* It's not likely the user will give transparent images over the upload limit, but
                  * if they do, make sure the transparency is retained. */
-                if (!bitmap.hasAlpha()) {
+                if (!scaledBitmap.hasAlpha()) {
                     format = Bitmap.CompressFormat.JPEG;
                 } else {
                     format = Bitmap.CompressFormat.PNG;
                 }
-                bitmap.compress(format, 75, stream);
+                scaledBitmap.compress(format, 75, stream);
                 scaledImageSize /= 2;
                 iterations++;
             } while (stream.size() > sizeLimit);
diff --git a/app/src/main/java/com/keylesspalace/tusky/FlowLayout.java b/app/src/main/java/com/keylesspalace/tusky/FlowLayout.java
index 08ceb2fb..58759233 100644
--- a/app/src/main/java/com/keylesspalace/tusky/FlowLayout.java
+++ b/app/src/main/java/com/keylesspalace/tusky/FlowLayout.java
@@ -1,3 +1,18 @@
+/* Copyright 2017 Andrew Dawson
+ *
+ * This file is part of Tusky.
+ *
+ * Tusky 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 3 of the
+ * License, or (at your option) any later version.
+ *
+ * Tusky 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 Tusky. If not, see
+ * <http://www.gnu.org/licenses/>. */
+
 package com.keylesspalace.tusky;
 
 import android.content.Context;
diff --git a/app/src/main/java/com/keylesspalace/tusky/MainActivity.java b/app/src/main/java/com/keylesspalace/tusky/MainActivity.java
index eaf9b366..ab02c97b 100644
--- a/app/src/main/java/com/keylesspalace/tusky/MainActivity.java
+++ b/app/src/main/java/com/keylesspalace/tusky/MainActivity.java
@@ -21,6 +21,7 @@ import android.content.Context;
 import android.content.Intent;
 import android.content.SharedPreferences;
 import android.os.SystemClock;
+import android.preference.PreferenceManager;
 import android.support.design.widget.TabLayout;
 import android.support.v4.view.ViewPager;
 import android.support.v7.app.AppCompatActivity;
@@ -81,11 +82,12 @@ public class MainActivity extends AppCompatActivity {
         tabLayout.setupWithViewPager(viewPager);
 
         // Retrieve notification update preference.
-        SharedPreferences preferences = getSharedPreferences(
-                getString(R.string.preferences_file_key), Context.MODE_PRIVATE);
-        notificationServiceEnabled = preferences.getBoolean("notificationService", false);
-        long notificationCheckInterval =
-                preferences.getLong("notificationCheckInterval", 5 * 60 * 1000);
+        SharedPreferences preferences = PreferenceManager.getDefaultSharedPreferences(this);
+        notificationServiceEnabled = preferences.getBoolean("pullNotifications", true);
+        String minutesString = preferences.getString("pullNotificationCheckInterval", "15");
+        long notificationCheckInterval = 60 * 1000 * Integer.valueOf(minutesString);
+        Log.d(TAG, String.format("pull notifications: %b %dm", notificationServiceEnabled,
+                Integer.valueOf(minutesString)));
         // Start up the PullNotificationsService.
         alarmManager = (AlarmManager) getSystemService(Context.ALARM_SERVICE);
         Intent intent = new Intent(this, PullNotificationService.class);
@@ -252,6 +254,11 @@ public class MainActivity extends AppCompatActivity {
         startActivity(intent);
     }
 
+    private void viewPreferences() {
+        Intent intent = new Intent(this, PreferencesActivity.class);
+        startActivity(intent);
+    }
+
     private void logOut() {
         if (notificationServiceEnabled) {
             alarmManager.cancel(serviceAlarmIntent);
@@ -284,6 +291,10 @@ public class MainActivity extends AppCompatActivity {
                 viewProfile();
                 return true;
             }
+            case R.id.action_preferences: {
+                viewPreferences();
+                return true;
+            }
             case R.id.action_logout: {
                 logOut();
                 return true;
diff --git a/app/src/main/java/com/keylesspalace/tusky/NotificationsAdapter.java b/app/src/main/java/com/keylesspalace/tusky/NotificationsAdapter.java
index 871cde80..13b3bd42 100644
--- a/app/src/main/java/com/keylesspalace/tusky/NotificationsAdapter.java
+++ b/app/src/main/java/com/keylesspalace/tusky/NotificationsAdapter.java
@@ -18,7 +18,6 @@ package com.keylesspalace.tusky;
 import android.content.Context;
 import android.support.annotation.Nullable;
 import android.support.v7.widget.RecyclerView;
-import android.text.Spanned;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
@@ -83,7 +82,6 @@ public class NotificationsAdapter extends RecyclerView.Adapter implements Adapte
                 case MENTION: {
                     StatusViewHolder holder = (StatusViewHolder) viewHolder;
                     Status status = notification.getStatus();
-                    assert(status != null);
                     holder.setupWithStatus(status, statusListener, position);
                     break;
                 }
diff --git a/app/src/main/java/com/keylesspalace/tusky/NotificationsFragment.java b/app/src/main/java/com/keylesspalace/tusky/NotificationsFragment.java
index e1c59b2a..7cf6b25b 100644
--- a/app/src/main/java/com/keylesspalace/tusky/NotificationsFragment.java
+++ b/app/src/main/java/com/keylesspalace/tusky/NotificationsFragment.java
@@ -35,9 +35,7 @@ import com.android.volley.toolbox.JsonArrayRequest;
 
 import org.json.JSONArray;
 import org.json.JSONException;
-import org.json.JSONObject;
 
-import java.util.ArrayList;
 import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
diff --git a/app/src/main/java/com/keylesspalace/tusky/PreferencesActivity.java b/app/src/main/java/com/keylesspalace/tusky/PreferencesActivity.java
new file mode 100644
index 00000000..f09c6d23
--- /dev/null
+++ b/app/src/main/java/com/keylesspalace/tusky/PreferencesActivity.java
@@ -0,0 +1,30 @@
+/* Copyright 2017 Andrew Dawson
+ *
+ * This file is part of Tusky.
+ *
+ * Tusky 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 3 of the
+ * License, or (at your option) any later version.
+ *
+ * Tusky 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 Tusky. If not, see
+ * <http://www.gnu.org/licenses/>. */
+
+package com.keylesspalace.tusky;
+
+import android.os.Bundle;
+import android.support.annotation.Nullable;
+import android.support.v7.app.AppCompatActivity;
+
+public class PreferencesActivity extends AppCompatActivity {
+    @Override
+    protected void onCreate(@Nullable Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        getFragmentManager().beginTransaction()
+                .replace(android.R.id.content, new PreferencesFragment())
+                .commit();
+    }
+}
diff --git a/app/src/main/java/com/keylesspalace/tusky/PreferencesFragment.java b/app/src/main/java/com/keylesspalace/tusky/PreferencesFragment.java
new file mode 100644
index 00000000..1d405a19
--- /dev/null
+++ b/app/src/main/java/com/keylesspalace/tusky/PreferencesFragment.java
@@ -0,0 +1,27 @@
+/* Copyright 2017 Andrew Dawson
+ *
+ * This file is part of Tusky.
+ *
+ * Tusky 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 3 of the
+ * License, or (at your option) any later version.
+ *
+ * Tusky 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 Tusky. If not, see
+ * <http://www.gnu.org/licenses/>. */
+
+package com.keylesspalace.tusky;
+
+import android.os.Bundle;
+import android.preference.PreferenceFragment;
+
+public class PreferencesFragment extends PreferenceFragment {
+    @Override
+    public void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        addPreferencesFromResource(R.xml.preferences);
+    }
+}
diff --git a/app/src/main/java/com/keylesspalace/tusky/PullNotificationService.java b/app/src/main/java/com/keylesspalace/tusky/PullNotificationService.java
index 51f08e74..a32bc993 100644
--- a/app/src/main/java/com/keylesspalace/tusky/PullNotificationService.java
+++ b/app/src/main/java/com/keylesspalace/tusky/PullNotificationService.java
@@ -21,6 +21,7 @@ import android.content.Intent;
 import android.content.SharedPreferences;
 import android.graphics.Bitmap;
 import android.os.Build;
+import android.preference.PreferenceManager;
 import android.provider.Settings;
 import android.support.annotation.Nullable;
 import android.support.v4.app.NotificationCompat;
@@ -46,7 +47,7 @@ public class PullNotificationService extends IntentService {
     private final int NOTIFY_ID = 6; // This is an arbitrary number.
 
     public PullNotificationService() {
-        super("Tusky Notification Service");
+        super("Tusky Pull Notification Service");
     }
 
     @Override
@@ -60,8 +61,6 @@ public class PullNotificationService extends IntentService {
         if (date != 0) {
             lastUpdate = new Date(date);
         }
-        assert(domain != null);
-        assert(accessToken != null);
         checkNotifications(domain, accessToken, lastUpdate);
     }
 
@@ -171,8 +170,7 @@ public class PullNotificationService extends IntentService {
 
     private void updateNotification(List<MentionResult> mentions, @Nullable Bitmap icon) {
         final int NOTIFICATION_CONTENT_LIMIT = 40;
-        SharedPreferences preferences = getSharedPreferences(
-                getString(R.string.preferences_file_key), Context.MODE_PRIVATE);
+        SharedPreferences preferences = PreferenceManager.getDefaultSharedPreferences(this);
         String title;
         if (mentions.size() > 1) {
             title = String.format(
@@ -189,13 +187,13 @@ public class PullNotificationService extends IntentService {
         if (icon != null) {
             builder.setLargeIcon(icon);
         }
-        if (preferences.getBoolean("notificationAlertSound", false)) {
+        if (preferences.getBoolean("notificationAlertSound", true)) {
             builder.setSound(Settings.System.DEFAULT_NOTIFICATION_URI);
         }
         if (preferences.getBoolean("notificationStyleVibrate", false)) {
             builder.setVibrate(new long[] { 500, 500 });
         }
-        if (preferences.getBoolean("notificationStyleLight", false)) {
+        if (preferences.getBoolean("notificationStyleLight", true)) {
             builder.setLights(0xFF00FF8F, 300, 1000);
         }
         for (int i = 0; i < mentions.size(); i++) {
diff --git a/app/src/main/java/com/keylesspalace/tusky/SFragment.java b/app/src/main/java/com/keylesspalace/tusky/SFragment.java
index aea5b552..515b838c 100644
--- a/app/src/main/java/com/keylesspalace/tusky/SFragment.java
+++ b/app/src/main/java/com/keylesspalace/tusky/SFragment.java
@@ -18,7 +18,6 @@ package com.keylesspalace.tusky;
 import android.content.Context;
 import android.content.Intent;
 import android.content.SharedPreferences;
-import android.media.ImageReader;
 import android.os.Bundle;
 import android.support.annotation.Nullable;
 import android.support.v4.app.Fragment;
@@ -37,7 +36,6 @@ import com.android.volley.toolbox.JsonObjectRequest;
 
 import org.json.JSONObject;
 
-import java.io.IOException;
 import java.util.ArrayList;
 import java.util.HashMap;
 import java.util.List;
diff --git a/app/src/main/res/menu/main_toolbar.xml b/app/src/main/res/menu/main_toolbar.xml
index c5021b36..6da838bb 100644
--- a/app/src/main/res/menu/main_toolbar.xml
+++ b/app/src/main/res/menu/main_toolbar.xml
@@ -14,6 +14,11 @@
         android:title="@string/action_profile"
         app:showAsAction="never" />
 
+    <item
+        android:id="@+id/action_preferences"
+        android:title="@string/action_preferences"
+        app:showAsAction="never" />
+
     <item
         android:id="@+id/action_logout"
         android:title="@string/action_logout"
diff --git a/app/src/main/res/values/array.xml b/app/src/main/res/values/array.xml
new file mode 100644
index 00000000..fb487328
--- /dev/null
+++ b/app/src/main/res/values/array.xml
@@ -0,0 +1,28 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    
+    <string-array name="pull_notification_check_interval_names">
+        <item>5 minutes</item>
+        <item>10 minutes</item>
+        <item>15 minutes</item>
+        <item>20 minutes</item>
+        <item>25 minutes</item>
+        <item>30 minutes</item>
+        <item>45 minutes</item>
+        <item>1 hour</item>
+        <item>2 hours</item>
+    </string-array>
+
+    <string-array name="pull_notification_check_intervals" inputType="integer">
+        <item>5</item>
+        <item>10</item>
+        <item>15</item>
+        <item>20</item>
+        <item>25</item>
+        <item>30</item>
+        <item>45</item>
+        <item>60</item>
+        <item>120</item>
+    </string-array>
+    
+</resources>
\ No newline at end of file
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index 121daab0..cf188b6b 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -96,6 +96,8 @@
     <string name="action_back">Back</string>
     <string name="action_profile">Profile</string>
     <string name="action_open_in_web">Open In Web</string>
+    <string name="action_preferences">Preferences</string>
+    <string name="action_set_time">Set</string>
 
     <string name="confirmation_send">Toot!</string>
 
@@ -119,4 +121,13 @@
     <string name="notification_service_several_mentions">%d new mentions</string>
     <string name="notification_service_one_mention">Mention from %s</string>
 
+    <string name="pref_title_notification_settings">Notifications</string>
+    <string name="pref_title_pull_notifications">Enable Pull Notifcations</string>
+    <string name="pref_summary_pull_notifications">check for notifications periodically</string>
+    <string name="pref_title_pull_notification_check_interval">Check Interval</string>
+    <string name="pref_summary_pull_notification_check_interval">how often to pull</string>
+    <string name="pref_title_notification_alert_sound">Notify with a sound</string>
+    <string name="pref_title_notification_style_vibrate">Notify with vibration</string>
+    <string name="pref_title_notification_style_light">Notify with light</string>
+
 </resources>
diff --git a/app/src/main/res/xml/preferences.xml b/app/src/main/res/xml/preferences.xml
new file mode 100644
index 00000000..e2b7f417
--- /dev/null
+++ b/app/src/main/res/xml/preferences.xml
@@ -0,0 +1,43 @@
+<?xml version="1.0" encoding="utf-8"?>
+<PreferenceScreen xmlns:android="http://schemas.android.com/apk/res/android"
+    android:key="@string/preferences_file_key">
+
+    <PreferenceCategory
+        android:title="@string/pref_title_notification_settings">
+
+        <CheckBoxPreference
+            android:key="pullNotifications"
+            android:title="@string/pref_title_pull_notifications"
+            android:summary="@string/pref_summary_pull_notifications"
+            android:defaultValue="true" />
+
+        <ListPreference
+            android:dependency="pullNotifications"
+            android:key="pullNotificationCheckInterval"
+            android:title="@string/pref_title_pull_notification_check_interval"
+            android:summary="@string/pref_summary_pull_notification_check_interval"
+            android:entries="@array/pull_notification_check_interval_names"
+            android:entryValues="@array/pull_notification_check_intervals"
+            android:defaultValue="15" />
+
+        <CheckBoxPreference
+            android:dependency="pullNotifications"
+            android:key="notificationAlertSound"
+            android:title="@string/pref_title_notification_alert_sound"
+            android:defaultValue="true" />
+
+        <CheckBoxPreference
+            android:dependency="pullNotifications"
+            android:key="notificationStyleVibrate"
+            android:title="@string/pref_title_notification_style_vibrate"
+            android:defaultValue="false" />
+
+        <CheckBoxPreference
+            android:dependency="pullNotifications"
+            android:key="notificationStyleLight"
+            android:title="@string/pref_title_notification_style_light"
+            android:defaultValue="false" />
+
+    </PreferenceCategory>
+
+</PreferenceScreen>