diff --git a/qmlUiKirigami/ImageViewer.qml b/qmlUiKirigami/ImageViewer.qml
--- a/qmlUiKirigami/ImageViewer.qml
+++ b/qmlUiKirigami/ImageViewer.qml
@@ -91,6 +91,22 @@
                 onTriggered: {
                     imageDoc.rotate(90)
                 }
+            },
+            Kirigami.Action {
+                iconName: "image-flip-horizontal-symbolic"
+                text: i18n("Mirror")
+                tooltip: i18n("Flips the image horizontally")
+                onTriggered: {
+                    imageDoc.scale( -1, 1)
+                }
+            },
+            Kirigami.Action {
+                iconName: "image-flip-vertical-symbolic"
+                text: i18n("Flip")
+                tooltip: i18n("Flips the image vertically")
+                onTriggered: {
+                    imageDoc.scale( 1, -1)
+                }
             }
         ]
     }
diff --git a/src/imagedocument.h b/src/imagedocument.h
--- a/src/imagedocument.h
+++ b/src/imagedocument.h
@@ -37,6 +37,7 @@
     QImage visualImage();
     
     Q_INVOKABLE void rotate( int angle);
+    Q_INVOKABLE void scale(int i, int j);
     
 signals:
     void pathChanged(const QString &url);
diff --git a/src/imagedocument.cpp b/src/imagedocument.cpp
--- a/src/imagedocument.cpp
+++ b/src/imagedocument.cpp
@@ -64,7 +64,18 @@
     if (QFileInfo( location).isWritable()) {
         m_image->save( location);
     }
-    
+    emit visualImageChanged();
+}
+
+void ImageDocument::scale(int i, int j)
+{
+    QMatrix matrix;
+    matrix.scale( i, j);
+    *m_image = m_image->transformed( matrix);
+    QString location = QUrl( m_path).path();
+    if (QFileInfo( location).isWritable()) {
+        m_image->save( location);
+    }
     emit visualImageChanged();
 }