diff --git a/CHANGELOG.md b/CHANGELOG.md
index 7dea3b708..e98a9e609 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,11 @@
 # Changelog
 
+### 1.5.3 (May 22, 2016)
+
+* Complete Arabic and Czech translations
+* Fix crash at startup
+* Fix checkmark widget on custom launchers
+
 ### 1.5.2 (May 19, 2016)
 
 * Fix missing attachment on bug reports
diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml
index e8d4dc86d..7eeedca29 100644
--- a/app/src/main/AndroidManifest.xml
+++ b/app/src/main/AndroidManifest.xml
@@ -21,8 +21,8 @@
 <manifest
     package="org.isoron.uhabits"
     xmlns:android="http://schemas.android.com/apk/res/android"
-    android:versionCode="18"
-    android:versionName="1.5.2">
+    android:versionCode="19"
+    android:versionName="1.5.3">
 
     <uses-permission android:name="android.permission.VIBRATE"/>
 
diff --git a/app/src/main/java/org/isoron/uhabits/helpers/ReminderHelper.java b/app/src/main/java/org/isoron/uhabits/helpers/ReminderHelper.java
index 07b113f15..35e1a92a1 100644
--- a/app/src/main/java/org/isoron/uhabits/helpers/ReminderHelper.java
+++ b/app/src/main/java/org/isoron/uhabits/helpers/ReminderHelper.java
@@ -93,9 +93,9 @@ public class ReminderHelper
         else
             manager.set(AlarmManager.RTC_WAKEUP, reminderTime, pendingIntent);
 
-        Log.d("ReminderHelper", String.format("Setting alarm (%s): %s...",
-                DateFormat.getDateTimeInstance().format(new Date(reminderTime)),
-                habit.name.substring(0, 3)));
+        String name = habit.name.substring(0, Math.min(3, habit.name.length()));
+        Log.d("ReminderHelper", String.format("Setting alarm (%s): %s",
+                DateFormat.getDateTimeInstance().format(new Date(reminderTime)), name));
     }
 
     @Nullable
diff --git a/app/src/main/java/org/isoron/uhabits/views/CheckmarkWidgetView.java b/app/src/main/java/org/isoron/uhabits/views/CheckmarkWidgetView.java
index 01cf98a19..869c91afe 100644
--- a/app/src/main/java/org/isoron/uhabits/views/CheckmarkWidgetView.java
+++ b/app/src/main/java/org/isoron/uhabits/views/CheckmarkWidgetView.java
@@ -23,6 +23,7 @@ import android.content.Context;
 import android.support.annotation.NonNull;
 import android.support.annotation.Nullable;
 import android.util.AttributeSet;
+import android.util.TypedValue;
 import android.widget.TextView;
 
 import org.isoron.uhabits.R;
@@ -40,7 +41,6 @@ public class CheckmarkWidgetView extends HabitWidgetView implements HabitDataVie
     @Nullable
     private String name;
 
-    @Nullable
     private RingView ring;
     private TextView label;
     private int checkmarkValue;
@@ -147,8 +147,22 @@ public class CheckmarkWidgetView extends HabitWidgetView implements HabitDataVie
         w *= scale;
         h *= scale;
 
+        if(h < getResources().getDimension(R.dimen.checkmarkWidget_heightBreakpoint))
+            ring.setVisibility(GONE);
+        else
+            ring.setVisibility(VISIBLE);
+
         widthMeasureSpec = MeasureSpec.makeMeasureSpec((int) w, MeasureSpec.EXACTLY);
         heightMeasureSpec = MeasureSpec.makeMeasureSpec((int) h, MeasureSpec.EXACTLY);
+
+        float textSize = 0.15f * h;
+        float maxTextSize = getResources().getDimension(R.dimen.smallerTextSize);
+        textSize = Math.min(textSize, maxTextSize);
+
+        label.setTextSize(TypedValue.COMPLEX_UNIT_PX, textSize);
+        ring.setTextSize(textSize);
+        ring.setThickness(0.15f * textSize);
+
         super.onMeasure(widthMeasureSpec, heightMeasureSpec);
     }
 
diff --git a/app/src/main/java/org/isoron/uhabits/views/RingView.java b/app/src/main/java/org/isoron/uhabits/views/RingView.java
index 1ab2a9024..cac641a22 100644
--- a/app/src/main/java/org/isoron/uhabits/views/RingView.java
+++ b/app/src/main/java/org/isoron/uhabits/views/RingView.java
@@ -109,6 +109,11 @@ public class RingView extends View
         postInvalidate();
     }
 
+    public void setTextSize(float textSize)
+    {
+        this.textSize = textSize;
+    }
+
     @Override
     public void setBackgroundColor(int backgroundColor)
     {
diff --git a/app/src/main/java/org/isoron/uhabits/widgets/BaseWidgetProvider.java b/app/src/main/java/org/isoron/uhabits/widgets/BaseWidgetProvider.java
index 6490084f7..9c36fe398 100644
--- a/app/src/main/java/org/isoron/uhabits/widgets/BaseWidgetProvider.java
+++ b/app/src/main/java/org/isoron/uhabits/widgets/BaseWidgetProvider.java
@@ -45,9 +45,11 @@ import java.io.IOException;
 
 public abstract class BaseWidgetProvider extends AppWidgetProvider
 {
-
-    private int portraitWidth, portraitHeight;
-    private int landscapeWidth, landscapeHeight;
+    private class WidgetDimensions
+    {
+        public int portraitWidth, portraitHeight;
+        public int landscapeWidth, landscapeHeight;
+    }
 
     protected abstract int getDefaultHeight();
 
@@ -71,7 +73,7 @@ public abstract class BaseWidgetProvider extends AppWidgetProvider
         SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(appContext);
 
         for(Integer id : appWidgetIds)
-            prefs.edit().remove(getHabitIdKey(id));
+            prefs.edit().remove(getHabitIdKey(id)).apply();
     }
 
     @Override
@@ -98,7 +100,7 @@ public abstract class BaseWidgetProvider extends AppWidgetProvider
     private void updateWidget(Context context, AppWidgetManager manager,
                               int widgetId, Bundle options)
     {
-        updateWidgetSize(context, options);
+        WidgetDimensions dim = getWidgetDimensions(context, options);
 
         Context appContext = context.getApplicationContext();
         SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(appContext);
@@ -113,7 +115,7 @@ public abstract class BaseWidgetProvider extends AppWidgetProvider
             return;
         }
 
-        new RenderWidgetTask(widgetId, context, habit, manager).execute();
+        new RenderWidgetTask(widgetId, context, habit, dim, manager).execute();
     }
 
     private void drawErrorWidget(Context context, AppWidgetManager manager, int widgetId)
@@ -159,7 +161,7 @@ public abstract class BaseWidgetProvider extends AppWidgetProvider
         }
     }
 
-    private void updateWidgetSize(Context context, Bundle options)
+    private WidgetDimensions getWidgetDimensions(Context context, Bundle options)
     {
         int maxWidth = getDefaultWidth();
         int minWidth = getDefaultWidth();
@@ -178,11 +180,12 @@ public abstract class BaseWidgetProvider extends AppWidgetProvider
                     options.getInt(AppWidgetManager.OPTION_APPWIDGET_MIN_HEIGHT));
         }
 
-        portraitWidth = minWidth;
-        portraitHeight = maxHeight;
-
-        landscapeWidth = maxWidth;
-        landscapeHeight = minHeight;
+        WidgetDimensions ws = new WidgetDimensions();
+        ws.portraitWidth = minWidth;
+        ws.portraitHeight = maxHeight;
+        ws.landscapeWidth = maxWidth;
+        ws.landscapeHeight = minHeight;
+        return ws;
     }
 
     private void measureCustomView(Context context, int w, int h, View customView)
@@ -212,16 +215,18 @@ public abstract class BaseWidgetProvider extends AppWidgetProvider
         private final Context context;
         private final Habit habit;
         private final AppWidgetManager manager;
-        public RemoteViews portraitRemoteViews, landscapeRemoteViews;
-        public View portraitWidgetView, landscapeWidgetView;
+        private RemoteViews portraitRemoteViews, landscapeRemoteViews;
+        private View portraitWidgetView, landscapeWidgetView;
+        private WidgetDimensions dim;
 
-        public RenderWidgetTask(int widgetId, Context context, Habit habit,
+        public RenderWidgetTask(int widgetId, Context context, Habit habit, WidgetDimensions ws,
                                 AppWidgetManager manager)
         {
             this.widgetId = widgetId;
             this.context = context;
             this.habit = habit;
             this.manager = manager;
+            this.dim = ws;
         }
 
         @Override
@@ -232,11 +237,12 @@ public abstract class BaseWidgetProvider extends AppWidgetProvider
 
             portraitRemoteViews = new RemoteViews(context.getPackageName(), getLayoutId());
             portraitWidgetView = buildCustomView(context, habit);
-            measureCustomView(context, portraitWidth, portraitHeight, portraitWidgetView);
+            measureCustomView(context, dim.portraitWidth, dim.portraitHeight, portraitWidgetView);
 
             landscapeRemoteViews = new RemoteViews(context.getPackageName(), getLayoutId());
             landscapeWidgetView = buildCustomView(context, habit);
-            measureCustomView(context, landscapeWidth, landscapeHeight, landscapeWidgetView);
+            measureCustomView(context, dim.landscapeWidth, dim.landscapeHeight,
+                    landscapeWidgetView);
         }
 
         private void updateAppWidget()
@@ -260,8 +266,10 @@ public abstract class BaseWidgetProvider extends AppWidgetProvider
         {
             try
             {
-                buildRemoteViews(portraitWidgetView, portraitRemoteViews, portraitWidth, portraitHeight);
-                buildRemoteViews(landscapeWidgetView, landscapeRemoteViews, landscapeWidth, landscapeHeight);
+                buildRemoteViews(portraitWidgetView, portraitRemoteViews,
+                        dim.portraitWidth, dim.portraitHeight);
+                buildRemoteViews(landscapeWidgetView, landscapeRemoteViews,
+                        dim.landscapeWidth, dim.landscapeHeight);
                 updateAppWidget();
             }
             catch (Exception e)
@@ -273,7 +281,8 @@ public abstract class BaseWidgetProvider extends AppWidgetProvider
             super.onPostExecute(aVoid);
         }
 
-        private void buildRemoteViews(View widgetView, RemoteViews remoteViews, int width, int height)
+        private void buildRemoteViews(View widgetView, RemoteViews remoteViews, int width,
+                                      int height)
         {
             widgetView.invalidate();
             widgetView.setDrawingCacheEnabled(true);
@@ -287,7 +296,6 @@ public abstract class BaseWidgetProvider extends AppWidgetProvider
                 int imageWidth = widgetView.getMeasuredWidth();
                 int imageHeight = widgetView.getMeasuredHeight();
                 int p[] = getPadding(width, height, imageWidth, imageHeight);
-
                 remoteViews.setViewPadding(R.id.buttonOverlay, p[0], p[1], p[2], p[3]);
             }
 
diff --git a/app/src/main/res/values-ar/strings.xml b/app/src/main/res/values-ar/strings.xml
index 40edb95e7..b17e91e8b 100644
--- a/app/src/main/res/values-ar/strings.xml
+++ b/app/src/main/res/values-ar/strings.xml
@@ -159,4 +159,32 @@
 <string name="bug_report_failed">"فشل في توليد تقرير الاعطال"</string>
 <string name="generate_bug_report">"توليد تقرير الاعطال"</string>
 <string name="troubleshooting">"استكشاف الأخطاء وإصلاحها"</string>
+<string name="help_translate">"المساعدة في ترجمة هذا البرنامج"</string>
+<string name="night_mode">"الوضع الليلي"</string>
+<string name="use_pure_black">"استخدام أسود نقي في الوضع الليلي"</string>
+<string name="pure_black_description">"يستبدل خلفيات رمادية مع أسود نقي في الوضع الليلي. يقلل من استهلاك البطارية في الهواتف مع شاشة AMOLED."</string>
+<string name="interface_preferences">"السطح البيني"</string>
+<string name="reverse_days">"ترتيب عكسي أيام"</string>
+<string name="reverse_days_description">"عرض أيام في ترتيب عكسي على الشاشة الرئيسية"</string>
+<string name="day">"يوم"</string>
+<string name="week">"أسبوع"</string>
+<string name="month">"شهر"</string>
+
+<!-- Three-month period -->
+<string name="quarter">"ربع سنه"</string>
+<string name="year">"عام"</string>
+
+<!-- Middle part of the sentence '1 time in xx days' -->
+<!-- Middle part of the sentence '1 time in xx days' -->
+<string name="time_every">"مرات في"</string>
+<string name="every_x_days">"كل %d أيام"</string>
+<string name="every_x_weeks">"كل %d أسابيع"</string>
+<string name="every_x_months">"كل %d أشهر"</string>
+
+<!-- The old "habit strength" has been replaced by "score". Feel free to translate "score" as "strength" or "stability" if it sounds more natural in your language. -->
+<string name="score">"النقاط"</string>
+<string name="reminder_sound">"صوت تذكير"</string>
+
+<!-- Appears when the user disables the reminder sound. Could also be "no sound", "mute" or "silent". -->
+<string name="none">"صامت"</string>
 </resources>
\ No newline at end of file
diff --git a/app/src/main/res/values-cs/strings.xml b/app/src/main/res/values-cs/strings.xml
index c5a9e73f4..62be2912f 100644
--- a/app/src/main/res/values-cs/strings.xml
+++ b/app/src/main/res/values-cs/strings.xml
@@ -1,6 +1,8 @@
 <?xml version="1.0" encoding="utf-8"?>
 <resources>
-<string name="app_name">"Loop Habit Tracker</string>
+
+<!-- Fuzzy -->
+<string name="app_name">"Loop Habit Tracker"</string>
 <string name="main_activity_title">"Zvyky"</string>
 <string name="action_settings">"Nastavení"</string>
 <string name="edit">"Upravit"</string>
@@ -150,4 +152,32 @@ Upomínky mohou být potvrzen, odloženy nebo smazány přímo z tvého zaříze
 <string name="bug_report_failed">"Generace výpisu chyb selhala."</string>
 <string name="generate_bug_report">"Generovat výpis chyb"</string>
 <string name="troubleshooting">"Řešení problémů"</string>
+<string name="help_translate">"Pomozte s překladem aplikace"</string>
+<string name="night_mode">"Noční téma"</string>
+<string name="use_pure_black">"Zobrazit čistě černou v nočním tématu"</string>
+<string name="pure_black_description">"Nahradí šedé pozadí čistou černou v nočním tématu. Snižuje spotřebu baterie v telefonech s AMOLED displejem."</string>
+<string name="interface_preferences">"Rozhraní"</string>
+<string name="reverse_days">"Otočit pořadí dnů"</string>
+<string name="reverse_days_description">"Zobrazí dny na úvodní stránce v obráceném pořadí"</string>
+<string name="day">"Den"</string>
+<string name="week">"Týden"</string>
+<string name="month">"Měsíc"</string>
+
+<!-- Three-month period -->
+<string name="quarter">"Čtvrtletí"</string>
+<string name="year">"Rok"</string>
+
+<!-- Middle part of the sentence '1 time in xx days' -->
+<!-- Middle part of the sentence '1 time in xx days' -->
+<string name="time_every">"krát za"</string>
+<string name="every_x_days">"Každých %d dní"</string>
+<string name="every_x_weeks">"Každých %d týdnů"</string>
+<string name="every_x_months">"Každých %d měsíců"</string>
+
+<!-- The old "habit strength" has been replaced by "score". Feel free to translate "score" as "strength" or "stability" if it sounds more natural in your language. -->
+<string name="score">"Skóre"</string>
+<string name="reminder_sound">"Zvuk upomínky"</string>
+
+<!-- Appears when the user disables the reminder sound. Could also be "no sound", "mute" or "silent". -->
+<string name="none">"Žádný"</string>
 </resources>
\ No newline at end of file
diff --git a/app/src/main/res/values/dimens.xml b/app/src/main/res/values/dimens.xml
index 42c044142..51147ef4c 100644
--- a/app/src/main/res/values/dimens.xml
+++ b/app/src/main/res/values/dimens.xml
@@ -26,7 +26,9 @@
     <dimen name="history_max_font_size">@dimen/regularTextSize</dimen>
     <dimen name="regularTextSize">16sp</dimen>
     <dimen name="smallTextSize">14sp</dimen>
+    <dimen name="smallerTextSize">12sp</dimen>
     <dimen name="tinyTextSize">10sp</dimen>
     <dimen name="habitNameWidth">160dp</dimen>
     <dimen name="progressbarOffset">-10dp</dimen>
+    <dimen name="checkmarkWidget_heightBreakpoint">55dp</dimen>
 </resources>
\ No newline at end of file