diff --git a/android-app/src/main/java/org/solovyev/android/calculator/CalculatorFragmentType.java b/android-app/src/main/java/org/solovyev/android/calculator/CalculatorFragmentType.java
index c7865945..ae3ed931 100644
--- a/android-app/src/main/java/org/solovyev/android/calculator/CalculatorFragmentType.java
+++ b/android-app/src/main/java/org/solovyev/android/calculator/CalculatorFragmentType.java
@@ -23,13 +23,10 @@
 package org.solovyev.android.calculator;
 
 import android.support.v4.app.Fragment;
-
-import javax.annotation.Nonnull;
-
 import org.solovyev.android.calculator.about.CalculatorAboutFragment;
 import org.solovyev.android.calculator.about.CalculatorReleaseNotesFragment;
-import org.solovyev.android.calculator.history.CalculatorHistoryFragment;
-import org.solovyev.android.calculator.history.CalculatorSavedHistoryFragment;
+import org.solovyev.android.calculator.history.HistoryFragment;
+import org.solovyev.android.calculator.history.SavedHistoryFragment;
 import org.solovyev.android.calculator.math.edit.CalculatorFunctionsFragment;
 import org.solovyev.android.calculator.math.edit.CalculatorOperatorsFragment;
 import org.solovyev.android.calculator.math.edit.CalculatorVarsFragment;
@@ -39,6 +36,8 @@ import org.solovyev.android.calculator.plot.CalculatorPlotFunctionSettingsActivi
 import org.solovyev.android.calculator.plot.CalculatorPlotFunctionsActivity;
 import org.solovyev.android.calculator.plot.CalculatorPlotRangeActivity;
 
+import javax.annotation.Nonnull;
+
 /**
  * User: Solovyev_S
  * Date: 03.10.12
@@ -49,8 +48,8 @@ public enum CalculatorFragmentType {
 	editor(CalculatorEditorFragment.class, R.layout.cpp_app_editor, R.string.editor),
 	//display(CalculatorHistoryFragment.class, "history", R.layout.history_fragment, R.string.c_history),
 	//keyboard(CalculatorHistoryFragment.class, "history", R.layout.history_fragment, R.string.c_history),
-	history(CalculatorHistoryFragment.class, R.layout.history_fragment, R.string.c_history),
-	saved_history(CalculatorSavedHistoryFragment.class, R.layout.history_fragment, R.string.c_saved_history),
+	history(HistoryFragment.class, R.layout.history_fragment, R.string.c_history),
+	saved_history(SavedHistoryFragment.class, R.layout.history_fragment, R.string.c_saved_history),
 	variables(CalculatorVarsFragment.class, R.layout.vars_fragment, R.string.c_vars),
 	functions(CalculatorFunctionsFragment.class, R.layout.math_entities_fragment, R.string.c_functions),
 	operators(CalculatorOperatorsFragment.class, R.layout.math_entities_fragment, R.string.c_operators),
diff --git a/android-app/src/main/java/org/solovyev/android/calculator/history/AbstractCalculatorHistoryFragment.java b/android-app/src/main/java/org/solovyev/android/calculator/history/BaseHistoryFragment.java
similarity index 97%
rename from android-app/src/main/java/org/solovyev/android/calculator/history/AbstractCalculatorHistoryFragment.java
rename to android-app/src/main/java/org/solovyev/android/calculator/history/BaseHistoryFragment.java
index 3815f7e0..2a106fe1 100644
--- a/android-app/src/main/java/org/solovyev/android/calculator/history/AbstractCalculatorHistoryFragment.java
+++ b/android-app/src/main/java/org/solovyev/android/calculator/history/BaseHistoryFragment.java
@@ -62,12 +62,7 @@ import java.util.List;
 
 import static org.solovyev.android.calculator.CalculatorEventType.clear_history_requested;
 
-/**
- * User: serso
- * Date: 10/15/11
- * Time: 1:13 PM
- */
-public abstract class AbstractCalculatorHistoryFragment extends SherlockListFragment implements CalculatorEventListener {
+public abstract class BaseHistoryFragment extends SherlockListFragment implements CalculatorEventListener {
 
 	/*
 	**********************************************************************
@@ -115,7 +110,7 @@ public abstract class AbstractCalculatorHistoryFragment extends SherlockListFrag
 	@Nonnull
 	private final SharedPreferences.OnSharedPreferenceChangeListener preferencesListener = new HistoryOnPreferenceChangeListener();
 
-	protected AbstractCalculatorHistoryFragment(@Nonnull CalculatorFragmentType fragmentType) {
+	protected BaseHistoryFragment(@Nonnull CalculatorFragmentType fragmentType) {
 		fragmentHelper = CalculatorApplication.getInstance().createFragmentHelper(fragmentType.getDefaultLayoutId(), fragmentType.getDefaultTitleResId(), false);
 	}
 
@@ -411,7 +406,7 @@ public abstract class AbstractCalculatorHistoryFragment extends SherlockListFrag
 			if (menuItem instanceof IdentifiableMenuItem<?>) {
 				switch (((IdentifiableMenuItem) menuItem).getItemId()) {
 					case R.id.menu_history_fullscreen:
-						result = !fragmentHelper.isPane(AbstractCalculatorHistoryFragment.this);
+						result = !fragmentHelper.isPane(BaseHistoryFragment.this);
 						break;
 				}
 			}
diff --git a/android-app/src/main/java/org/solovyev/android/calculator/history/HistoryArrayAdapter.java b/android-app/src/main/java/org/solovyev/android/calculator/history/HistoryArrayAdapter.java
index fe4fdf9a..bca6bb53 100644
--- a/android-app/src/main/java/org/solovyev/android/calculator/history/HistoryArrayAdapter.java
+++ b/android-app/src/main/java/org/solovyev/android/calculator/history/HistoryArrayAdapter.java
@@ -23,26 +23,21 @@
 package org.solovyev.android.calculator.history;
 
 import android.content.Context;
+import android.text.format.DateUtils;
 import android.view.View;
 import android.view.ViewGroup;
 import android.widget.ArrayAdapter;
 import android.widget.ImageView;
 import android.widget.TextView;
-
 import org.solovyev.android.calculator.R;
 import org.solovyev.common.text.Strings;
 
 import javax.annotation.Nonnull;
-
-import java.text.SimpleDateFormat;
-import java.util.Date;
 import java.util.List;
 
-import static android.view.View.GONE;
-import static android.view.View.INVISIBLE;
-import static android.view.View.VISIBLE;
+import static android.view.View.*;
 import static org.solovyev.android.calculator.CalculatorFragmentType.saved_history;
-import static org.solovyev.android.calculator.history.AbstractCalculatorHistoryFragment.isAlreadySaved;
+import static org.solovyev.android.calculator.history.BaseHistoryFragment.isAlreadySaved;
 
 /**
  * User: serso
@@ -51,6 +46,7 @@ import static org.solovyev.android.calculator.history.AbstractCalculatorHistoryF
  */
 public class HistoryArrayAdapter extends ArrayAdapter<CalculatorHistoryState> {
 
+	private static final int DATETIME_FORMAT = DateUtils.FORMAT_SHOW_TIME | DateUtils.FORMAT_SHOW_DATE | DateUtils.FORMAT_ABBREV_MONTH | DateUtils.FORMAT_ABBREV_TIME;
 	private boolean showDatetime;
 
 	HistoryArrayAdapter(Context context, int resource, int textViewResourceId, @Nonnull List<CalculatorHistoryState> historyList, boolean showDatetime) {
@@ -67,25 +63,24 @@ public class HistoryArrayAdapter extends ArrayAdapter<CalculatorHistoryState> {
 		final TextView time = (TextView) result.findViewById(R.id.history_time);
 		if (showDatetime) {
 			time.setVisibility(VISIBLE);
-			time.setText(new SimpleDateFormat().format(new Date(state.getTime())));
+			time.setText(DateUtils.formatDateTime(getContext(), state.getTime(), DATETIME_FORMAT));
 		} else {
 			time.setVisibility(GONE);
 			time.setText(null);
 		}
 
 		final TextView editor = (TextView) result.findViewById(R.id.history_item);
-		editor.setText(AbstractCalculatorHistoryFragment.getHistoryText(state));
+		editor.setText(BaseHistoryFragment.getHistoryText(state));
 
-		final View commentLayout = result.findViewById(R.id.history_item_comment_layout);
 		final TextView commentView = (TextView) result.findViewById(R.id.history_item_comment);
-		if (commentLayout != null && commentView != null) {
+		if (commentView != null) {
 			final String comment = state.getComment();
 			if (!Strings.isEmpty(comment)) {
 				commentView.setText(comment);
-				commentLayout.setVisibility(VISIBLE);
+				commentView.setVisibility(VISIBLE);
 			} else {
 				commentView.setText(null);
-				commentLayout.setVisibility(GONE);
+				commentView.setVisibility(GONE);
 			}
 		}
 
@@ -115,7 +110,7 @@ public class HistoryArrayAdapter extends ArrayAdapter<CalculatorHistoryState> {
 	@Override
 	public void notifyDataSetChanged() {
 		this.setNotifyOnChange(false);
-		this.sort(AbstractCalculatorHistoryFragment.COMPARATOR);
+		this.sort(BaseHistoryFragment.COMPARATOR);
 		this.setNotifyOnChange(true);
 		super.notifyDataSetChanged();
 	}
diff --git a/android-app/src/main/java/org/solovyev/android/calculator/history/CalculatorHistoryFragment.java b/android-app/src/main/java/org/solovyev/android/calculator/history/HistoryFragment.java
similarity index 88%
rename from android-app/src/main/java/org/solovyev/android/calculator/history/CalculatorHistoryFragment.java
rename to android-app/src/main/java/org/solovyev/android/calculator/history/HistoryFragment.java
index f0697730..485ebd09 100644
--- a/android-app/src/main/java/org/solovyev/android/calculator/history/CalculatorHistoryFragment.java
+++ b/android-app/src/main/java/org/solovyev/android/calculator/history/HistoryFragment.java
@@ -1,68 +1,63 @@
-/*
- * Copyright 2013 serso aka se.solovyev
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *    http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- *
- * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
- * Contact details
- *
- * Email: se.solovyev@gmail.com
- * Site:  http://se.solovyev.org
- */
-
-package org.solovyev.android.calculator.history;
-
-import android.content.SharedPreferences;
-import android.preference.PreferenceManager;
-
-import org.solovyev.android.calculator.CalculatorFragmentType;
-import org.solovyev.android.calculator.Preferences;
-import org.solovyev.android.calculator.Locator;
-import org.solovyev.android.calculator.R;
-
-import javax.annotation.Nonnull;
-
-import java.util.ArrayList;
-import java.util.List;
-
-/**
- * User: serso
- * Date: 12/18/11
- * Time: 7:39 PM
- */
-public class CalculatorHistoryFragment extends AbstractCalculatorHistoryFragment {
-
-	public CalculatorHistoryFragment() {
-		super(CalculatorFragmentType.history);
-	}
-
-	@Override
-	protected int getItemLayoutId() {
-		return R.layout.history_item;
-	}
-
-	@Nonnull
-	@Override
-	protected List<CalculatorHistoryState> getHistoryItems() {
-		final SharedPreferences preferences = PreferenceManager.getDefaultSharedPreferences(getActivity());
-		final boolean showIntermediateCalculations = Preferences.History.showIntermediateCalculations.getPreference(preferences);
-		final List<CalculatorHistoryState> historyStates = Locator.getInstance().getHistory().getStates(showIntermediateCalculations);
-		return new ArrayList<CalculatorHistoryState>(historyStates);
-	}
-
-	@Override
-	protected void clearHistory() {
-		Locator.getInstance().getHistory().clear();
-		getAdapter().clear();
-	}
-}
+/*
+ * Copyright 2013 serso aka se.solovyev
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+ * Contact details
+ *
+ * Email: se.solovyev@gmail.com
+ * Site:  http://se.solovyev.org
+ */
+
+package org.solovyev.android.calculator.history;
+
+import android.content.SharedPreferences;
+import android.preference.PreferenceManager;
+
+import org.solovyev.android.calculator.CalculatorFragmentType;
+import org.solovyev.android.calculator.Preferences;
+import org.solovyev.android.calculator.Locator;
+import org.solovyev.android.calculator.R;
+
+import javax.annotation.Nonnull;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class HistoryFragment extends BaseHistoryFragment {
+
+	public HistoryFragment() {
+		super(CalculatorFragmentType.history);
+	}
+
+	@Override
+	protected int getItemLayoutId() {
+		return R.layout.history_item;
+	}
+
+	@Nonnull
+	@Override
+	protected List<CalculatorHistoryState> getHistoryItems() {
+		final SharedPreferences preferences = PreferenceManager.getDefaultSharedPreferences(getActivity());
+		final boolean showIntermediateCalculations = Preferences.History.showIntermediateCalculations.getPreference(preferences);
+		final List<CalculatorHistoryState> historyStates = Locator.getInstance().getHistory().getStates(showIntermediateCalculations);
+		return new ArrayList<CalculatorHistoryState>(historyStates);
+	}
+
+	@Override
+	protected void clearHistory() {
+		Locator.getInstance().getHistory().clear();
+		getAdapter().clear();
+	}
+}
diff --git a/android-app/src/main/java/org/solovyev/android/calculator/history/HistoryItemMenuItem.java b/android-app/src/main/java/org/solovyev/android/calculator/history/HistoryItemMenuItem.java
index 4cf39e0a..b3817255 100644
--- a/android-app/src/main/java/org/solovyev/android/calculator/history/HistoryItemMenuItem.java
+++ b/android-app/src/main/java/org/solovyev/android/calculator/history/HistoryItemMenuItem.java
@@ -50,7 +50,7 @@ public enum HistoryItemMenuItem implements LabeledMenuItem<HistoryItemMenuData>
 	use(R.string.c_use) {
 		@Override
 		public void onClick(@Nonnull HistoryItemMenuData data, @Nonnull Context context) {
-			AbstractCalculatorHistoryFragment.useHistoryItem(data.getHistoryState());
+			BaseHistoryFragment.useHistoryItem(data.getHistoryState());
 		}
 	},
 
@@ -123,7 +123,7 @@ public enum HistoryItemMenuItem implements LabeledMenuItem<HistoryItemMenuData>
 		final LayoutInflater layoutInflater = (LayoutInflater) context.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
 		final View editView = layoutInflater.inflate(R.layout.history_edit, null);
 		final TextView historyExpression = (TextView) editView.findViewById(R.id.history_edit_expression);
-		historyExpression.setText(AbstractCalculatorHistoryFragment.getHistoryText(historyState));
+		historyExpression.setText(BaseHistoryFragment.getHistoryText(historyState));
 
 		final EditText comment = (EditText) editView.findViewById(R.id.history_edit_comment);
 		comment.setText(historyState.getComment());
diff --git a/android-app/src/main/java/org/solovyev/android/calculator/history/CalculatorSavedHistoryFragment.java b/android-app/src/main/java/org/solovyev/android/calculator/history/SavedHistoryFragment.java
similarity index 85%
rename from android-app/src/main/java/org/solovyev/android/calculator/history/CalculatorSavedHistoryFragment.java
rename to android-app/src/main/java/org/solovyev/android/calculator/history/SavedHistoryFragment.java
index 5aa7abae..852cfb1c 100644
--- a/android-app/src/main/java/org/solovyev/android/calculator/history/CalculatorSavedHistoryFragment.java
+++ b/android-app/src/main/java/org/solovyev/android/calculator/history/SavedHistoryFragment.java
@@ -1,61 +1,55 @@
-/*
- * Copyright 2013 serso aka se.solovyev
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *    http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- *
- * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
- * Contact details
- *
- * Email: se.solovyev@gmail.com
- * Site:  http://se.solovyev.org
- */
-
-package org.solovyev.android.calculator.history;
-
-import javax.annotation.Nonnull;
-
-import org.solovyev.android.calculator.CalculatorFragmentType;
-import org.solovyev.android.calculator.Locator;
-import org.solovyev.android.calculator.R;
-
-import java.util.ArrayList;
-import java.util.List;
-
-/**
- * User: serso
- * Date: 12/18/11
- * Time: 7:40 PM
- */
-public class CalculatorSavedHistoryFragment extends AbstractCalculatorHistoryFragment {
-
-	public CalculatorSavedHistoryFragment() {
-		super(CalculatorFragmentType.saved_history);
-	}
-
-	@Override
-	protected int getItemLayoutId() {
-		return R.layout.saved_history_item;
-	}
-
-	@Nonnull
-	@Override
-	protected List<CalculatorHistoryState> getHistoryItems() {
-		return new ArrayList<CalculatorHistoryState>(Locator.getInstance().getHistory().getSavedHistory());
-	}
-
-	@Override
-	protected void clearHistory() {
-		Locator.getInstance().getHistory().clearSavedHistory();
-		getAdapter().clear();
-	}
-}
+/*
+ * Copyright 2013 serso aka se.solovyev
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+ * Contact details
+ *
+ * Email: se.solovyev@gmail.com
+ * Site:  http://se.solovyev.org
+ */
+
+package org.solovyev.android.calculator.history;
+
+import org.solovyev.android.calculator.CalculatorFragmentType;
+import org.solovyev.android.calculator.Locator;
+import org.solovyev.android.calculator.R;
+
+import javax.annotation.Nonnull;
+import java.util.ArrayList;
+import java.util.List;
+
+public class SavedHistoryFragment extends BaseHistoryFragment {
+
+	public SavedHistoryFragment() {
+		super(CalculatorFragmentType.saved_history);
+	}
+
+	@Override
+	protected int getItemLayoutId() {
+		return R.layout.saved_history_item;
+	}
+
+	@Nonnull
+	@Override
+	protected List<CalculatorHistoryState> getHistoryItems() {
+		return new ArrayList<CalculatorHistoryState>(Locator.getInstance().getHistory().getSavedHistory());
+	}
+
+	@Override
+	protected void clearHistory() {
+		Locator.getInstance().getHistory().clearSavedHistory();
+		getAdapter().clear();
+	}
+}
diff --git a/android-app/src/main/res/drawable-hdpi/ic_access_time_grey600_48dp.png b/android-app/src/main/res/drawable-hdpi/ic_access_time_grey600_48dp.png
new file mode 100644
index 00000000..ac849817
Binary files /dev/null and b/android-app/src/main/res/drawable-hdpi/ic_access_time_grey600_48dp.png differ
diff --git a/android-app/src/main/res/drawable-hdpi/ic_delete_grey600_48dp.png b/android-app/src/main/res/drawable-hdpi/ic_delete_grey600_48dp.png
new file mode 100644
index 00000000..4886ab1e
Binary files /dev/null and b/android-app/src/main/res/drawable-hdpi/ic_delete_grey600_48dp.png differ
diff --git a/android-app/src/main/res/drawable-hdpi/ic_save_grey600_48dp.png b/android-app/src/main/res/drawable-hdpi/ic_save_grey600_48dp.png
new file mode 100644
index 00000000..6ecab92a
Binary files /dev/null and b/android-app/src/main/res/drawable-hdpi/ic_save_grey600_48dp.png differ
diff --git a/android-app/src/main/res/drawable-mdpi/ic_access_time_grey600_48dp.png b/android-app/src/main/res/drawable-mdpi/ic_access_time_grey600_48dp.png
new file mode 100644
index 00000000..df545efa
Binary files /dev/null and b/android-app/src/main/res/drawable-mdpi/ic_access_time_grey600_48dp.png differ
diff --git a/android-app/src/main/res/drawable-mdpi/ic_delete_grey600_48dp.png b/android-app/src/main/res/drawable-mdpi/ic_delete_grey600_48dp.png
new file mode 100644
index 00000000..c6bb43e8
Binary files /dev/null and b/android-app/src/main/res/drawable-mdpi/ic_delete_grey600_48dp.png differ
diff --git a/android-app/src/main/res/drawable-mdpi/ic_save_grey600_48dp.png b/android-app/src/main/res/drawable-mdpi/ic_save_grey600_48dp.png
new file mode 100644
index 00000000..fad94a7f
Binary files /dev/null and b/android-app/src/main/res/drawable-mdpi/ic_save_grey600_48dp.png differ
diff --git a/android-app/src/main/res/drawable-xhdpi/ic_access_time_grey600_48dp.png b/android-app/src/main/res/drawable-xhdpi/ic_access_time_grey600_48dp.png
new file mode 100644
index 00000000..b8c7311f
Binary files /dev/null and b/android-app/src/main/res/drawable-xhdpi/ic_access_time_grey600_48dp.png differ
diff --git a/android-app/src/main/res/drawable-xhdpi/ic_delete_grey600_48dp.png b/android-app/src/main/res/drawable-xhdpi/ic_delete_grey600_48dp.png
new file mode 100644
index 00000000..e4e21812
Binary files /dev/null and b/android-app/src/main/res/drawable-xhdpi/ic_delete_grey600_48dp.png differ
diff --git a/android-app/src/main/res/drawable-xhdpi/ic_save_grey600_48dp.png b/android-app/src/main/res/drawable-xhdpi/ic_save_grey600_48dp.png
new file mode 100644
index 00000000..6c8f219e
Binary files /dev/null and b/android-app/src/main/res/drawable-xhdpi/ic_save_grey600_48dp.png differ
diff --git a/android-app/src/main/res/drawable-xxhdpi/ic_access_time_grey600_48dp.png b/android-app/src/main/res/drawable-xxhdpi/ic_access_time_grey600_48dp.png
new file mode 100644
index 00000000..3715a0ac
Binary files /dev/null and b/android-app/src/main/res/drawable-xxhdpi/ic_access_time_grey600_48dp.png differ
diff --git a/android-app/src/main/res/drawable-xxhdpi/ic_delete_grey600_48dp.png b/android-app/src/main/res/drawable-xxhdpi/ic_delete_grey600_48dp.png
new file mode 100644
index 00000000..9478d495
Binary files /dev/null and b/android-app/src/main/res/drawable-xxhdpi/ic_delete_grey600_48dp.png differ
diff --git a/android-app/src/main/res/drawable-xxhdpi/ic_save_grey600_48dp.png b/android-app/src/main/res/drawable-xxhdpi/ic_save_grey600_48dp.png
new file mode 100644
index 00000000..d93a55ff
Binary files /dev/null and b/android-app/src/main/res/drawable-xxhdpi/ic_save_grey600_48dp.png differ
diff --git a/android-app/src/main/res/layout/history_item.xml b/android-app/src/main/res/layout/history_item.xml
index 62f9075a..0beb255c 100644
--- a/android-app/src/main/res/layout/history_item.xml
+++ b/android-app/src/main/res/layout/history_item.xml
@@ -33,25 +33,25 @@
 			a:layout_weight="1"
 			a:layout_height="wrap_content">
 
-		<TextView
-				a:id="@+id/history_time"
-				a:layout_width="fill_parent"
-				a:layout_height="fill_parent"
-				style="@style/history_time"/>
-
 		<TextView
 				a:id="@+id/history_item"
 				a:layout_width="fill_parent"
 				a:layout_height="fill_parent"
 				style="@style/history_item"/>
 
+		<TextView
+			a:id="@+id/history_time"
+			a:layout_width="fill_parent"
+			a:layout_height="fill_parent"
+			style="@style/history_time"/>
+
 	</LinearLayout>
 
 	<ImageView a:id="@+id/history_item_status_icon"
 			   a:layout_gravity="center_vertical"
 			   a:scaleType="centerInside"
 			   a:padding="6dp"
-			   a:src="@drawable/ab_disk"
+			   a:src="@drawable/ic_save_grey600_48dp"
 			   a:visibility="invisible"
 			   a:layout_width="wrap_content"
 			   a:layout_height="match_parent"/>
diff --git a/android-app/src/main/res/layout/saved_history_item.xml b/android-app/src/main/res/layout/saved_history_item.xml
index 8ec51887..aeace68d 100644
--- a/android-app/src/main/res/layout/saved_history_item.xml
+++ b/android-app/src/main/res/layout/saved_history_item.xml
@@ -23,39 +23,24 @@
   -->
 
 <LinearLayout xmlns:a="http://schemas.android.com/apk/res/android"
-			  a:orientation="vertical"
-			  style="?cpp_fragment_list_view_item_style">
+	a:orientation="vertical"
+	style="?cpp_fragment_list_view_item_style">
 
 	<TextView
-			a:id="@+id/history_time"
-			a:layout_width="fill_parent"
-			a:layout_height="fill_parent"
-			style="@style/history_time"/>
+		a:id="@+id/history_item"
+		a:layout_width="fill_parent"
+		a:layout_height="fill_parent"
+		style="@style/history_item" />
 
 	<TextView
-			a:id="@+id/history_item"
-			a:layout_width="fill_parent"
-			a:layout_height="fill_parent"
-			style="@style/history_item"/>
-
-	<LinearLayout
-			a:id="@+id/history_item_comment_layout"
-			a:orientation="horizontal"
-			a:layout_width="fill_parent"
-			a:layout_height="fill_parent">
-
-		<TextView
-				a:id="@+id/history_item_comment_label"
-				a:layout_width="wrap_content"
-				a:layout_height="fill_parent"
-				a:text="@string/c_history_item_comment"
-				style="@style/history_item_label"/>
-
-		<TextView
-				a:id="@+id/history_item_comment"
-				a:layout_width="fill_parent"
-				a:layout_height="fill_parent"
-				style="@style/history_item"/>
-	</LinearLayout>
+		a:id="@+id/history_item_comment"
+		a:layout_width="fill_parent"
+		a:layout_height="fill_parent"
+		style="@style/history_time" />
 
+	<TextView
+		a:id="@+id/history_time"
+		a:layout_width="fill_parent"
+		a:layout_height="fill_parent"
+		style="@style/history_time" />
 </LinearLayout>
\ No newline at end of file
diff --git a/android-app/src/main/res/menu/history_menu.xml b/android-app/src/main/res/menu/history_menu.xml
index b9ce5cbc..f22bb5a6 100644
--- a/android-app/src/main/res/menu/history_menu.xml
+++ b/android-app/src/main/res/menu/history_menu.xml
@@ -32,13 +32,13 @@
 
 	<item
 			a:id="@+id/menu_history_toggle_datetime"
-			a:icon="@drawable/ab_clock"
+			a:icon="@drawable/ic_access_time_grey600_48dp"
 			a:title="@string/c_toggle_datetime"
 			a:showAsAction="always"/>
 
 	<item
 			a:id="@+id/menu_history_clear_history"
-			a:icon="@drawable/ab_remove"
+			a:icon="@drawable/ic_delete_grey600_48dp"
 			a:title="@string/c_clear_history"
 			a:showAsAction="always"/>
 
diff --git a/android-app/src/main/res/values-large/dimens.xml b/android-app/src/main/res/values-large/dimens.xml
index 20c363c0..ac425f09 100644
--- a/android-app/src/main/res/values-large/dimens.xml
+++ b/android-app/src/main/res/values-large/dimens.xml
@@ -23,7 +23,4 @@
 <resources>
 	<dimen name="cpp_fragment_text_size">17sp</dimen>
 	<dimen name="cpp_fragment_title_text_size">25sp</dimen>
-
-	<dimen name="cpp_math_entity_text_size">20sp</dimen>
-	<dimen name="cpp_math_entity_description_text_size">17sp</dimen>
 </resources>
\ No newline at end of file
diff --git a/android-app/src/main/res/values-normal/dimens.xml b/android-app/src/main/res/values-normal/dimens.xml
index 33b3de28..202ba854 100644
--- a/android-app/src/main/res/values-normal/dimens.xml
+++ b/android-app/src/main/res/values-normal/dimens.xml
@@ -24,9 +24,6 @@
 	<dimen name="cpp_fragment_text_size">15sp</dimen>
 	<dimen name="cpp_fragment_title_text_size">20sp</dimen>
 
-	<dimen name="cpp_math_entity_text_size">20sp</dimen>
-	<dimen name="cpp_math_entity_description_text_size">15sp</dimen>
-
 	<dimen name="cpp_editor_text_size">30sp</dimen>
 	<dimen name="cpp_editor_text_size_mobile">30sp</dimen>
 
diff --git a/android-app/src/main/res/values-small/dimens.xml b/android-app/src/main/res/values-small/dimens.xml
index 87a3be2d..1dae4e27 100644
--- a/android-app/src/main/res/values-small/dimens.xml
+++ b/android-app/src/main/res/values-small/dimens.xml
@@ -24,9 +24,6 @@
 	<dimen name="cpp_fragment_text_size">15sp</dimen>
 	<dimen name="cpp_fragment_title_text_size">20sp</dimen>
 
-	<dimen name="cpp_math_entity_text_size">16sp</dimen>
-	<dimen name="cpp_math_entity_description_text_size">12sp</dimen>
-
 	<dimen name="cpp_editor_text_size">20sp</dimen>
 	<dimen name="cpp_editor_text_size_mobile">20sp</dimen>
 
diff --git a/android-app/src/main/res/values-xlarge/dimens.xml b/android-app/src/main/res/values-xlarge/dimens.xml
index 7ce8aa70..ed73ceea 100644
--- a/android-app/src/main/res/values-xlarge/dimens.xml
+++ b/android-app/src/main/res/values-xlarge/dimens.xml
@@ -23,7 +23,4 @@
 <resources>
 	<dimen name="cpp_fragment_text_size">30sp</dimen>
 	<dimen name="cpp_fragment_title_text_size">40sp</dimen>
-
-	<dimen name="cpp_math_entity_text_size">40sp</dimen>
-	<dimen name="cpp_math_entity_description_text_size">30sp</dimen>
 </resources>
\ No newline at end of file
diff --git a/android-app/src/main/res/values/colors.xml b/android-app/src/main/res/values/colors.xml
index 1917354d..59a04e2c 100644
--- a/android-app/src/main/res/values/colors.xml
+++ b/android-app/src/main/res/values/colors.xml
@@ -37,4 +37,6 @@
 	<color name="cpp_metro_purple_color">#651456</color>
 	<color name="cpp_metro_light_button_background">#393939</color>
     <color name="cpp_widget_cursor_color">#ff707070</color>
+    <color name="cpp_text_primary">#ddffffff</color>
+    <color name="cpp_text_secondary">#89ffffff</color>
 </resources>
\ No newline at end of file
diff --git a/android-app/src/main/res/values/dimens.xml b/android-app/src/main/res/values/dimens.xml
index 9390fec6..0ee997ed 100644
--- a/android-app/src/main/res/values/dimens.xml
+++ b/android-app/src/main/res/values/dimens.xml
@@ -23,9 +23,9 @@
 	<dimen name="cpp_display_text_size">25sp</dimen>
 	<dimen name="cpp_editor_text_size">25sp</dimen>
 	<dimen name="cpp_pane_margin">5dp</dimen>
-	<dimen name="cpp_pane_padding">5dp</dimen>
-	<dimen name="cpp_math_entity_text_size">20sp</dimen>
-	<dimen name="cpp_math_entity_description_text_size">15sp</dimen>
+	<dimen name="cpp_pane_padding">0dp</dimen>
+	<dimen name="cpp_li_text_size">16sp</dimen>
+	<dimen name="cpp_li_secondary_text_size">14sp</dimen>
 
 	<dimen name="cpp_onscreen_display_text_size">20sp</dimen>
 	<dimen name="cpp_onscreen_header_button_text_size">10dp</dimen>
diff --git a/android-app/src/main/res/values/styles_history.xml b/android-app/src/main/res/values/styles_history.xml
index 7ef2b9db..c13fd9e0 100644
--- a/android-app/src/main/res/values/styles_history.xml
+++ b/android-app/src/main/res/values/styles_history.xml
@@ -22,9 +22,9 @@
 
 <resources>
 
-	<style name="history_time" parent="math_entity_text"/>
+	<style name="history_time" parent="math_entity_description"/>
 
-	<style name="history_item" parent="math_entity_description"/>
+	<style name="history_item" parent="math_entity_text"/>
 
 	<style name="history_item_label" parent="math_entity_description">
 		<item name="android:textStyle">bold</item>
diff --git a/android-app/src/main/res/values/styles_var.xml b/android-app/src/main/res/values/styles_var.xml
index 88dd969e..61599a1f 100644
--- a/android-app/src/main/res/values/styles_var.xml
+++ b/android-app/src/main/res/values/styles_var.xml
@@ -23,14 +23,13 @@
 <resources>
 
 	<style name="math_entity_text">
-		<item name="android:textStyle">bold</item>
-		<item name="android:textColor">@android:color/white</item>
-		<item name="android:textSize">@dimen/cpp_math_entity_text_size</item>
+		<item name="android:textColor">@color/cpp_text_primary</item>
+		<item name="android:textSize">@dimen/cpp_li_text_size</item>
 	</style>
 
 	<style name="math_entity_description">
-		<item name="android:textColor">#bebebe</item>
-		<item name="android:textSize">@dimen/cpp_math_entity_description_text_size</item>
+		<item name="android:textColor">@color/cpp_text_secondary</item>
+		<item name="android:textSize">@dimen/cpp_li_secondary_text_size</item>
 	</style>
 
 	<style name="add_var_button">
diff --git a/android-app/src/main/res/values/theme_gray.xml b/android-app/src/main/res/values/theme_gray.xml
index de36f57c..f7cd75e1 100644
--- a/android-app/src/main/res/values/theme_gray.xml
+++ b/android-app/src/main/res/values/theme_gray.xml
@@ -48,9 +48,13 @@
 	</style>
 
 	<style name="cpp_default_fragment_list_view_item_style">
+		<item name="android:paddingLeft">16dp</item>
+		<item name="android:paddingRight">16dp</item>
+		<item name="android:paddingBottom">20dp</item>
+		<item name="android:paddingTop">20dp</item>
 		<item name="android:layout_height">wrap_content</item>
 		<item name="android:layout_width">match_parent</item>
-		<item name="android:minHeight">50dp</item>
+		<item name="android:minHeight">72dp</item>
 		<item name="android:gravity">center_vertical|left</item>
 	</style>