diff --git a/briar-android/src/main/java/org/briarproject/briar/android/test/TestDataActivity.java b/briar-android/src/main/java/org/briarproject/briar/android/test/TestDataActivity.java
index 10ce1daf1..e6b36f405 100644
--- a/briar-android/src/main/java/org/briarproject/briar/android/test/TestDataActivity.java
+++ b/briar-android/src/main/java/org/briarproject/briar/android/test/TestDataActivity.java
@@ -96,6 +96,16 @@ public class TestDataActivity extends BriarActivity {
 		forumPostsSeekBar.setOnSeekBarChangeListener(
 				new OnSeekBarChangeUpdateProgress(forumPostsTextView));
 
+		findViewById(R.id.buttonZeroValues).setOnClickListener(
+				v -> {
+					contactsSeekBar.setProgress(0);
+					messagesSeekBar.setProgress(0);
+					avatarsSeekBar.setProgress(0);
+					blogPostsSeekBar.setProgress(0);
+					forumsSeekBar.setProgress(0);
+					forumPostsSeekBar.setProgress(0);
+				});
+
 		findViewById(R.id.buttonCreateTestData).setOnClickListener(
 				v -> createTestData());
 	}
diff --git a/briar-android/src/main/res/layout/activity_test_data.xml b/briar-android/src/main/res/layout/activity_test_data.xml
index 0c8733c65..25ff0db87 100644
--- a/briar-android/src/main/res/layout/activity_test_data.xml
+++ b/briar-android/src/main/res/layout/activity_test_data.xml
@@ -191,6 +191,19 @@
 			app:layout_constraintEnd_toEndOf="parent"
 			app:layout_constraintTop_toBottomOf="@+id/textViewForumMessages" />
 
+		<Button
+			android:id="@+id/buttonZeroValues"
+			style="@style/BriarButton"
+			android:layout_width="wrap_content"
+			android:layout_height="wrap_content"
+			android:layout_marginTop="15dp"
+			android:textSize="@dimen/text_size_tiny"
+			android:text="Zero values"
+			app:layout_constraintEnd_toEndOf="parent"
+			app:layout_constraintStart_toStartOf="parent"
+			app:layout_constraintTop_toBottomOf="@+id/seekBarForumMessages"
+			app:layout_constraintVertical_bias="1.0" />
+
 		<Button
 			android:id="@+id/buttonCreateTestData"
 			style="@style/BriarButton"
@@ -201,7 +214,7 @@
 			app:layout_constraintBottom_toBottomOf="parent"
 			app:layout_constraintEnd_toEndOf="parent"
 			app:layout_constraintStart_toStartOf="parent"
-			app:layout_constraintTop_toBottomOf="@+id/seekBarForumMessages"
+			app:layout_constraintTop_toBottomOf="@+id/buttonZeroValues"
 			app:layout_constraintVertical_bias="1.0" />
 	</androidx.constraintlayout.widget.ConstraintLayout>