diff --git a/src/ExportManager.h b/src/ExportManager.h
--- a/src/ExportManager.h
+++ b/src/ExportManager.h
@@ -67,6 +67,7 @@
     QString windowTitle() const;
     ImageGrabber::GrabMode grabMode() const;
     void setGrabMode(const ImageGrabber::GrabMode &grabMode);
+    QString formatFilename(const QString &nameTemplate);
 
     static const QMap<QString, QString> filenamePlaceholders;
 
diff --git a/src/ExportManager.cpp b/src/ExportManager.cpp
--- a/src/ExportManager.cpp
+++ b/src/ExportManager.cpp
@@ -157,9 +157,14 @@
 }
 
 QString ExportManager::makeAutosaveFilename()
+{
+    return formatFilename(SpectacleConfig::instance()->autoSaveFilenameFormat());
+}
+
+QString ExportManager::formatFilename(const QString &nameTemplate)
 {
     const QDateTime timestamp = mPixmapTimestamp;
-    QString baseName = SpectacleConfig::instance()->autoSaveFilenameFormat();
+    QString baseName = nameTemplate;
     const QString baseDir = defaultSaveLocation();
     QString title;
 
diff --git a/src/Gui/SettingsDialog/SaveOptionsPage.h b/src/Gui/SettingsDialog/SaveOptionsPage.h
--- a/src/Gui/SettingsDialog/SaveOptionsPage.h
+++ b/src/Gui/SettingsDialog/SaveOptionsPage.h
@@ -28,6 +28,7 @@
 class KUrlRequester;
 class QCheckBox;
 class QSlider;
+class QLabel;
 
 class SaveOptionsPage : public SettingsPage
 {
@@ -48,11 +49,14 @@
 
     private:
 
+    void updateFilenamePreview();
+
     QLineEdit        *mSaveNameFormat;
     KUrlRequester    *mUrlRequester;
     QComboBox        *mSaveImageFormat;
     QCheckBox        *mCopyPathToClipboard;
     QSlider          *mQualitySlider;
+    QLabel           *mPreviewLabel;
 };
 
 #endif // SAVEOPTIONSPAGE_H
diff --git a/src/Gui/SettingsDialog/SaveOptionsPage.cpp b/src/Gui/SettingsDialog/SaveOptionsPage.cpp
--- a/src/Gui/SettingsDialog/SaveOptionsPage.cpp
+++ b/src/Gui/SettingsDialog/SaveOptionsPage.cpp
@@ -89,9 +89,6 @@
 
     mainLayout->addItem(new QSpacerItem(0, 18, QSizePolicy::Fixed, QSizePolicy::Fixed));
 
-    // filename chooser and instructional text
-    QVBoxLayout *saveNameLayout = new QVBoxLayout;
-
     // filename chooser text field
     QHBoxLayout *saveFieldLayout = new QHBoxLayout;
     mSaveNameFormat = new QLineEdit;
@@ -108,6 +105,7 @@
             }
         }
     });
+    connect(mSaveNameFormat, &QLineEdit::textChanged,this, &SaveOptionsPage::updateFilenamePreview);
     mSaveNameFormat->setPlaceholderText(QStringLiteral("%d"));
     saveFieldLayout->addWidget(mSaveNameFormat);
 
@@ -120,9 +118,12 @@
         return items;
     }());
     connect(mSaveImageFormat, &QComboBox::currentTextChanged, this, &SaveOptionsPage::markDirty);
+    connect(mSaveImageFormat, &QComboBox::currentTextChanged, this, &SaveOptionsPage::updateFilenamePreview);
     saveFieldLayout->addWidget(mSaveImageFormat);
-    saveNameLayout->addLayout(saveFieldLayout);
+    mainLayout->addRow(i18n("Filename:"), saveFieldLayout);
 
+    mPreviewLabel = new QLabel(this);
+    mainLayout->addRow(i18nc("Preview of the user configured filename", "Preview:"), mPreviewLabel);
     // now the save filename format layout
     QString helpText = i18n(
         "You can use the following placeholders in the filename, which will be replaced "
@@ -141,8 +142,7 @@
     connect(fmtHelpText, &QLabel::linkActivated, [this](const QString& placeholder) {
         mSaveNameFormat->insert(placeholder);
     });
-    saveNameLayout->addWidget(fmtHelpText);
-    mainLayout->addRow(i18n("Filename:"), saveNameLayout);
+    mainLayout->addWidget(fmtHelpText);
 
     // read in the data
     resetChanges();
@@ -198,3 +198,23 @@
 
     mChangesMade = false;
 }
+
+void SaveOptionsPage::updateFilenamePreview()
+{
+    ExportManager *exportManager = ExportManager::instance();
+    exportManager->setWindowTitle(QStringLiteral("Spectacle"));
+    using GrabMode = ImageGrabber::GrabMode;
+    GrabMode oldMode = exportManager->grabMode();
+    /* If the grabMode is not one of those below we need to change it to have the placeholder
+     * replaced by the window title */
+    bool changeAndRestoreGrabMode = !(oldMode == GrabMode::ActiveWindow
+        || oldMode == GrabMode::TransientWithParent || oldMode == GrabMode::WindowUnderCursor);
+    if (changeAndRestoreGrabMode) {
+       exportManager->setGrabMode(GrabMode::ActiveWindow);
+    }
+    const QString filename = exportManager->formatFilename(mSaveNameFormat->text());
+    mPreviewLabel->setText(xi18nc("@info", "<filename>%1.%2</filename>", filename, mSaveImageFormat->currentText().toLower()));
+    if (changeAndRestoreGrabMode) {
+        exportManager->setGrabMode(oldMode);
+    }
+}