diff --git a/include/gui_templates.h b/include/FontHelper.h
similarity index 81%
rename from include/gui_templates.h
rename to include/FontHelper.h
index bbb5f80da67..ccef24775d3 100644
--- a/include/gui_templates.h
+++ b/include/FontHelper.h
@@ -1,5 +1,5 @@
 /*
- * gui_templates.h - GUI-specific templates
+ * FontHelper.h - Header function to help with fonts
  *
  * Copyright (c) 2005-2008 Tobias Doerffel <tobydox/at/users.sourceforge.net>
  *
@@ -22,12 +22,16 @@
  *
  */
 
-#ifndef LMMS_GUI_TEMPLATES_H
-#define LMMS_GUI_TEMPLATES_H
+#ifndef LMMS_FONT_HELPER_H
+#define LMMS_FONT_HELPER_H
 
 #include <QApplication>
 #include <QFont>
 
+constexpr int DEFAULT_FONT_SIZE = 12;
+constexpr int SMALL_FONT_SIZE = 10;
+constexpr int LARGE_FONT_SIZE = 14;
+
 namespace lmms::gui
 {
 
@@ -40,4 +44,4 @@ inline QFont adjustedToPixelSize(QFont font, int size)
 
 } // namespace lmms::gui
 
-#endif // LMMS_GUI_TEMPLATES_H
+#endif // LMMS_FONT_HELPER_H
diff --git a/plugins/AudioFileProcessor/AudioFileProcessorView.cpp b/plugins/AudioFileProcessor/AudioFileProcessorView.cpp
index b7d5802dc44..298e79c5ed1 100644
--- a/plugins/AudioFileProcessor/AudioFileProcessorView.cpp
+++ b/plugins/AudioFileProcessor/AudioFileProcessorView.cpp
@@ -31,7 +31,7 @@
 
 #include "ComboBox.h"
 #include "DataFile.h"
-#include "gui_templates.h"
+#include "FontHelper.h"
 #include "PixmapButton.h"
 #include "SampleLoader.h"
 #include "Song.h"
@@ -227,7 +227,7 @@ void AudioFileProcessorView::paintEvent(QPaintEvent*)
 
 	int idx = a->sample().sampleFile().length();
 
-	p.setFont(adjustedToPixelSize(font(), 8));
+	p.setFont(adjustedToPixelSize(font(), SMALL_FONT_SIZE));
 
 	QFontMetrics fm(p.font());
 
diff --git a/plugins/AudioFileProcessor/AudioFileProcessorWaveView.cpp b/plugins/AudioFileProcessor/AudioFileProcessorWaveView.cpp
index ee5225c20f7..7c5f9387eec 100644
--- a/plugins/AudioFileProcessor/AudioFileProcessorWaveView.cpp
+++ b/plugins/AudioFileProcessor/AudioFileProcessorWaveView.cpp
@@ -25,7 +25,7 @@
 #include "AudioFileProcessorWaveView.h"
 
 #include "ConfigManager.h"
-#include "gui_templates.h"
+#include "FontHelper.h"
 #include "SampleWaveform.h"
 
 #include <QPainter>
@@ -279,7 +279,7 @@ void AudioFileProcessorWaveView::paintEvent(QPaintEvent * pe)
 	p.fillRect(s_padding, s_padding, m_graph.width(), 14, g);
 
 	p.setPen(QColor(255, 255, 255));
-	p.setFont(adjustedToPixelSize(font(), 8));
+	p.setFont(adjustedToPixelSize(font(), SMALL_FONT_SIZE));
 
 	QString length_text;
 	const int length = m_sample->sampleDuration().count();
diff --git a/plugins/CarlaBase/Carla.cpp b/plugins/CarlaBase/Carla.cpp
index e81e655501a..37cba078aa1 100644
--- a/plugins/CarlaBase/Carla.cpp
+++ b/plugins/CarlaBase/Carla.cpp
@@ -32,7 +32,7 @@
 #include "Knob.h"
 #include "MidiEventToByteSeq.h"
 #include "MainWindow.h"
-#include "gui_templates.h"
+#include "FontHelper.h"
 #include "Song.h"
 
 #include <QApplication>
@@ -627,7 +627,7 @@ CarlaInstrumentView::CarlaInstrumentView(CarlaInstrument* const instrument, QWid
     m_toggleUIButton->setCheckable( true );
     m_toggleUIButton->setChecked( false );
     m_toggleUIButton->setIcon( embed::getIconPixmap( "zoom" ) );
-    m_toggleUIButton->setFont(adjustedToPixelSize(m_toggleUIButton->font(), 8));
+    m_toggleUIButton->setFont(adjustedToPixelSize(m_toggleUIButton->font(), SMALL_FONT_SIZE));
     connect( m_toggleUIButton, SIGNAL( clicked(bool) ), this, SLOT( toggleUI( bool ) ) );
 
     m_toggleUIButton->setToolTip(
@@ -637,7 +637,7 @@ CarlaInstrumentView::CarlaInstrumentView(CarlaInstrument* const instrument, QWid
     m_toggleParamsWindowButton = new QPushButton(tr("Params"), this);
     m_toggleParamsWindowButton->setIcon(embed::getIconPixmap("controller"));
     m_toggleParamsWindowButton->setCheckable(true);
-    m_toggleParamsWindowButton->setFont(adjustedToPixelSize(m_toggleParamsWindowButton->font(), 8));
+    m_toggleParamsWindowButton->setFont(adjustedToPixelSize(m_toggleParamsWindowButton->font(), SMALL_FONT_SIZE));
 #if CARLA_VERSION_HEX < CARLA_MIN_PARAM_VERSION
     m_toggleParamsWindowButton->setEnabled(false);
     m_toggleParamsWindowButton->setToolTip(tr("Available from Carla version 2.1 and up."));
diff --git a/plugins/Eq/EqCurve.cpp b/plugins/Eq/EqCurve.cpp
index df17f71ffbf..417f101f798 100644
--- a/plugins/Eq/EqCurve.cpp
+++ b/plugins/Eq/EqCurve.cpp
@@ -30,6 +30,7 @@
 #include "AudioEngine.h"
 #include "embed.h"
 #include "Engine.h"
+#include "FontHelper.h"
 #include "lmms_constants.h"
 #include "lmms_math.h"
 
@@ -148,9 +149,7 @@ void EqHandle::paint( QPainter *painter, const QStyleOptionGraphicsItem *option,
 			res = tr( "BW: " ) +  QString::number( getResonance() );
 		}
 
-		QFont painterFont = painter->font();
-		painterFont.setPointSizeF( painterFont.pointSizeF() * 0.7 );
-		painter->setFont( painterFont );
+		painter->setFont(adjustedToPixelSize(painter->font(), SMALL_FONT_SIZE));
 		painter->setPen( Qt::black );
 		painter->drawRect( textRect );
 		painter->fillRect( textRect, QBrush( QColor( 6, 106, 43, 180 ) ) );
diff --git a/plugins/GranularPitchShifter/GranularPitchShifterControlDialog.cpp b/plugins/GranularPitchShifter/GranularPitchShifterControlDialog.cpp
index 71a8d15f716..1231535c293 100755
--- a/plugins/GranularPitchShifter/GranularPitchShifterControlDialog.cpp
+++ b/plugins/GranularPitchShifter/GranularPitchShifterControlDialog.cpp
@@ -28,7 +28,6 @@
 #include "LcdFloatSpinBox.h"
 #include "Knob.h"
 #include "GuiApplication.h"
-#include "gui_templates.h"
 #include "PixmapButton.h"
 
 
diff --git a/plugins/Patman/Patman.cpp b/plugins/Patman/Patman.cpp
index 6165bd53785..4ecbe1bb83b 100644
--- a/plugins/Patman/Patman.cpp
+++ b/plugins/Patman/Patman.cpp
@@ -33,7 +33,7 @@
 #include "endian_handling.h"
 #include "Engine.h"
 #include "FileDialog.h"
-#include "gui_templates.h"
+#include "FontHelper.h"
 #include "InstrumentTrack.h"
 #include "NotePlayHandle.h"
 #include "PathUtil.h"
@@ -545,7 +545,7 @@ void PatmanView::updateFilename()
  	m_displayFilename = "";
 	int idx = m_pi->m_patchFile.length();
 
-	QFontMetrics fm(adjustedToPixelSize(font(), 8));
+	QFontMetrics fm(adjustedToPixelSize(font(), SMALL_FONT_SIZE));
 
 	// simple algorithm for creating a text from the filename that
 	// matches in the white rectangle
@@ -615,7 +615,7 @@ void PatmanView::paintEvent( QPaintEvent * )
 {
 	QPainter p( this );
 
-	p.setFont(adjustedToPixelSize(font() ,8));
+	p.setFont(adjustedToPixelSize(font(), SMALL_FONT_SIZE));
 	p.drawText( 8, 116, 235, 16,
 			Qt::AlignLeft | Qt::TextSingleLine | Qt::AlignVCenter,
 			m_displayFilename );
diff --git a/plugins/TapTempo/TapTempoView.cpp b/plugins/TapTempo/TapTempoView.cpp
index d6c24fcf550..ed451eaa50e 100644
--- a/plugins/TapTempo/TapTempoView.cpp
+++ b/plugins/TapTempo/TapTempoView.cpp
@@ -35,6 +35,7 @@
 #include <QWidget>
 
 #include "Engine.h"
+#include "FontHelper.h"
 #include "SamplePlayHandle.h"
 #include "Song.h"
 #include "TapTempo.h"
@@ -47,11 +48,10 @@ TapTempoView::TapTempoView(TapTempo* plugin)
 	setSizePolicy(QSizePolicy::Fixed, QSizePolicy::Fixed);
 
 	auto font = QFont();
-	font.setPointSize(24);
 
 	m_tapButton = new QPushButton();
 	m_tapButton->setFixedSize(200, 200);
-	m_tapButton->setFont(font);
+	m_tapButton->setFont(adjustedToPixelSize(font, 32));
 	m_tapButton->setText(tr("0"));
 
 	auto precisionCheckBox = new QCheckBox(tr("Precision"));
diff --git a/plugins/Vectorscope/VecControlsDialog.cpp b/plugins/Vectorscope/VecControlsDialog.cpp
index 9aa2cfd8d1f..cd280508980 100644
--- a/plugins/Vectorscope/VecControlsDialog.cpp
+++ b/plugins/Vectorscope/VecControlsDialog.cpp
@@ -64,7 +64,6 @@ VecControlsDialog::VecControlsDialog(VecControls *controls) :
 	auto highQualityButton = new LedCheckBox(tr("HQ"), this);
 	highQualityButton->setToolTip(tr("Double the resolution and simulate continuous analog-like trace."));
 	highQualityButton->setCheckable(true);
-	highQualityButton->setMinimumSize(70, 12);
 	highQualityButton->setModel(&controls->m_highQualityModel);
 	switch_layout->addWidget(highQualityButton);
 
@@ -72,7 +71,6 @@ VecControlsDialog::VecControlsDialog(VecControls *controls) :
 	auto logarithmicButton = new LedCheckBox(tr("Log. scale"), this);
 	logarithmicButton->setToolTip(tr("Display amplitude on logarithmic scale to better see small values."));
 	logarithmicButton->setCheckable(true);
-	logarithmicButton->setMinimumSize(70, 12);
 	logarithmicButton->setModel(&controls->m_logarithmicModel);
 	switch_layout->addWidget(logarithmicButton);
 
diff --git a/plugins/Vectorscope/VectorView.cpp b/plugins/Vectorscope/VectorView.cpp
index 2077d12cd26..a9b5e51b225 100644
--- a/plugins/Vectorscope/VectorView.cpp
+++ b/plugins/Vectorscope/VectorView.cpp
@@ -30,6 +30,7 @@
 
 #include "ColorChooser.h"
 #include "GuiApplication.h"
+#include "FontHelper.h"
 #include "MainWindow.h"
 #include "VecControls.h"
 
@@ -89,7 +90,6 @@ void VectorView::paintEvent(QPaintEvent *event)
 	painter.setRenderHint(QPainter::Antialiasing, true);
 
 	QFont normalFont, boldFont;
-	boldFont.setPixelSize(26);
 	boldFont.setBold(true);
 	const int labelWidth = 26;
 	const int labelHeight = 26;
@@ -264,7 +264,7 @@ void VectorView::paintEvent(QPaintEvent *event)
 	painter.drawLine(QPointF(centerX, centerY), QPointF(displayRight - gridCorner, displayTop + gridCorner));
 
 	painter.setPen(QPen(m_controls->m_colorLabels, 1, Qt::SolidLine, Qt::RoundCap, Qt::BevelJoin));
-	painter.setFont(boldFont);
+	painter.setFont(adjustedToPixelSize(boldFont, 26));
 	painter.drawText(displayLeft + margin, displayTop,
 					 labelWidth, labelHeight, Qt::AlignLeft | Qt::AlignTop | Qt::TextDontClip,
 					 QString("L"));
diff --git a/plugins/Vestige/Vestige.cpp b/plugins/Vestige/Vestige.cpp
index ffed82af7e3..5a7d4afa059 100644
--- a/plugins/Vestige/Vestige.cpp
+++ b/plugins/Vestige/Vestige.cpp
@@ -46,7 +46,7 @@
 #include "Engine.h"
 #include "FileDialog.h"
 #include "GuiApplication.h"
-#include "gui_templates.h"
+#include "FontHelper.h"
 #include "InstrumentPlayHandle.h"
 #include "InstrumentTrack.h"
 #include "LocaleHelper.h"
@@ -583,12 +583,10 @@ VestigeInstrumentView::VestigeInstrumentView( Instrument * _instrument,
 
 	m_selPresetButton->setMenu(menu);
 
-	constexpr int buttonFontSize = 12;
-
 	m_toggleGUIButton = new QPushButton( tr( "Show/hide GUI" ), this );
 	m_toggleGUIButton->setGeometry( 20, 130, 200, 24 );
 	m_toggleGUIButton->setIcon( embed::getIconPixmap( "zoom" ) );
-	m_toggleGUIButton->setFont(adjustedToPixelSize(m_toggleGUIButton->font(), buttonFontSize));
+	m_toggleGUIButton->setFont(adjustedToPixelSize(m_toggleGUIButton->font(), LARGE_FONT_SIZE));
 	connect( m_toggleGUIButton, SIGNAL( clicked() ), this,
 							SLOT( toggleGUI() ) );
 
@@ -597,7 +595,7 @@ VestigeInstrumentView::VestigeInstrumentView( Instrument * _instrument,
 		this);
 	note_off_all_btn->setGeometry( 20, 160, 200, 24 );
 	note_off_all_btn->setIcon( embed::getIconPixmap( "stop" ) );
-	note_off_all_btn->setFont(adjustedToPixelSize(note_off_all_btn->font(), buttonFontSize));
+	note_off_all_btn->setFont(adjustedToPixelSize(note_off_all_btn->font(), LARGE_FONT_SIZE));
 	connect( note_off_all_btn, SIGNAL( clicked() ), this,
 							SLOT( noteOffAll() ) );
 
@@ -882,7 +880,7 @@ void VestigeInstrumentView::paintEvent( QPaintEvent * )
 				tr( "No VST plugin loaded" );
 	QFont f = p.font();
 	f.setBold( true );
-	p.setFont(adjustedToPixelSize(f, 10));
+	p.setFont(adjustedToPixelSize(f, DEFAULT_FONT_SIZE));
 	p.setPen( QColor( 255, 255, 255 ) );
 	p.drawText( 10, 100, plugin_name );
 
@@ -894,7 +892,7 @@ void VestigeInstrumentView::paintEvent( QPaintEvent * )
 	{
 		p.setPen( QColor( 0, 0, 0 ) );
 		f.setBold( false );
-		p.setFont(adjustedToPixelSize(f, 8));
+		p.setFont(adjustedToPixelSize(f, SMALL_FONT_SIZE));
 		p.drawText( 10, 114, tr( "by " ) +
 					m_vi->m_plugin->vendorString() );
 		p.setPen( QColor( 255, 255, 255 ) );
diff --git a/plugins/VstEffect/VstEffectControlDialog.cpp b/plugins/VstEffect/VstEffectControlDialog.cpp
index 0fb4913a338..a5b67f5f33a 100644
--- a/plugins/VstEffect/VstEffectControlDialog.cpp
+++ b/plugins/VstEffect/VstEffectControlDialog.cpp
@@ -33,7 +33,7 @@
 #include "PixmapButton.h"
 #include "embed.h"
 
-#include "gui_templates.h"
+#include "FontHelper.h"
 #include <QToolBar>
 #include <QLabel>
 
@@ -246,7 +246,7 @@ VstEffectControlDialog::VstEffectControlDialog( VstEffectControls * _ctl ) :
 		tb->addWidget(space1);
 
 		tbLabel = new QLabel( tr( "Effect by: " ), this );
-		tbLabel->setFont(adjustedToPixelSize(f, 7));
+		tbLabel->setFont(adjustedToPixelSize(f, SMALL_FONT_SIZE));
 		tbLabel->setTextFormat(Qt::RichText);
 		tbLabel->setAlignment( Qt::AlignTop | Qt::AlignLeft );
 		tb->addWidget( tbLabel );
diff --git a/plugins/ZynAddSubFx/ZynAddSubFx.cpp b/plugins/ZynAddSubFx/ZynAddSubFx.cpp
index 51610d87786..19864932d8a 100644
--- a/plugins/ZynAddSubFx/ZynAddSubFx.cpp
+++ b/plugins/ZynAddSubFx/ZynAddSubFx.cpp
@@ -48,6 +48,7 @@
 #include "Clipboard.h"
 
 #include "embed.h"
+#include "FontHelper.h"
 #include "plugin_export.h"
 
 namespace lmms
@@ -546,8 +547,7 @@ ZynAddSubFxView::ZynAddSubFxView( Instrument * _instrument, QWidget * _parent )
 	m_toggleUIButton->setChecked( false );
 	m_toggleUIButton->setIcon( embed::getIconPixmap( "zoom" ) );
 	QFont f = m_toggleUIButton->font();
-	f.setPointSizeF(12);
-	m_toggleUIButton->setFont(f);
+	m_toggleUIButton->setFont(adjustedToPixelSize(f, DEFAULT_FONT_SIZE));
 
 	connect( m_toggleUIButton, SIGNAL( toggled( bool ) ), this,
 							SLOT( toggleUI() ) );
diff --git a/src/gui/EffectView.cpp b/src/gui/EffectView.cpp
index 6f2b984c32a..a5095ee6d13 100644
--- a/src/gui/EffectView.cpp
+++ b/src/gui/EffectView.cpp
@@ -34,7 +34,7 @@
 #include "CaptionMenu.h"
 #include "embed.h"
 #include "GuiApplication.h"
-#include "gui_templates.h"
+#include "FontHelper.h"
 #include "Knob.h"
 #include "LedCheckBox.h"
 #include "MainWindow.h"
@@ -91,7 +91,7 @@ EffectView::EffectView( Effect * _model, QWidget * _parent ) :
 	{
 		auto ctls_btn = new QPushButton(tr("Controls"), this);
 		QFont f = ctls_btn->font();
-		ctls_btn->setFont(adjustedToPixelSize(f, 10));
+		ctls_btn->setFont(adjustedToPixelSize(f, DEFAULT_FONT_SIZE));
 		ctls_btn->setGeometry( 150, 14, 50, 20 );
 		connect( ctls_btn, SIGNAL(clicked()),
 					this, SLOT(editControls()));
@@ -258,7 +258,7 @@ void EffectView::paintEvent( QPaintEvent * )
 	QPainter p( this );
 	p.drawPixmap( 0, 0, m_bg );
 
-	QFont f = adjustedToPixelSize(font(), 10);
+	QFont f = adjustedToPixelSize(font(), DEFAULT_FONT_SIZE);
 	f.setBold( true );
 	p.setFont( f );
 
diff --git a/src/gui/Lv2ViewBase.cpp b/src/gui/Lv2ViewBase.cpp
index fc025e26856..d6a25af834b 100644
--- a/src/gui/Lv2ViewBase.cpp
+++ b/src/gui/Lv2ViewBase.cpp
@@ -38,7 +38,7 @@
 #include "Engine.h"
 #include "GuiApplication.h"
 #include "embed.h"
-#include "gui_templates.h"
+#include "FontHelper.h"
 #include "lmms_math.h"
 #include "Lv2ControlBase.h"
 #include "Lv2Manager.h"
@@ -157,7 +157,7 @@ Lv2ViewBase::Lv2ViewBase(QWidget* meAsWidget, Lv2ControlBase *ctrlBase) :
 		m_toggleUIButton->setCheckable(true);
 		m_toggleUIButton->setChecked(false);
 		m_toggleUIButton->setIcon(embed::getIconPixmap("zoom"));
-		m_toggleUIButton->setFont(adjustedToPixelSize(m_toggleUIButton->font(), 8));
+		m_toggleUIButton->setFont(adjustedToPixelSize(m_toggleUIButton->font(), SMALL_FONT_SIZE));
 		btnBox->addWidget(m_toggleUIButton, 0);
 	}
 	btnBox->addStretch(1);
diff --git a/src/gui/MixerChannelView.cpp b/src/gui/MixerChannelView.cpp
index b347a04a0e9..82bbedb0378 100644
--- a/src/gui/MixerChannelView.cpp
+++ b/src/gui/MixerChannelView.cpp
@@ -31,8 +31,7 @@
 #include "PeakIndicator.h"
 #include "Song.h"
 #include "ConfigManager.h"
-
-#include "gui_templates.h"
+#include "FontHelper.h"
 
 #include <QGraphicsProxyWidget>
 #include <QGraphicsScene>
@@ -95,7 +94,7 @@ namespace lmms::gui
 
         m_renameLineEdit = new QLineEdit{mixerName, nullptr};
         m_renameLineEdit->setFixedWidth(65);
-        m_renameLineEdit->setFont(adjustedToPixelSize(font(), 12));
+        m_renameLineEdit->setFont(adjustedToPixelSize(font(), LARGE_FONT_SIZE));
         m_renameLineEdit->setReadOnly(true);
         m_renameLineEdit->installEventFilter(this);
 
diff --git a/src/gui/SampleTrackWindow.cpp b/src/gui/SampleTrackWindow.cpp
index 81a2ca89b60..1c7a56828fc 100644
--- a/src/gui/SampleTrackWindow.cpp
+++ b/src/gui/SampleTrackWindow.cpp
@@ -92,7 +92,7 @@ SampleTrackWindow::SampleTrackWindow(SampleTrackView * tv) :
 	basicControlsLayout->setVerticalSpacing(0);
 	basicControlsLayout->setContentsMargins(0, 0, 0, 0);
 
-	QString labelStyleSheet = "font-size: 6pt;";
+	QString labelStyleSheet = "font-size: 10px;";
 	Qt::Alignment labelAlignment = Qt::AlignHCenter | Qt::AlignTop;
 	Qt::Alignment widgetAlignment = Qt::AlignHCenter | Qt::AlignCenter;
 
diff --git a/src/gui/SideBarWidget.cpp b/src/gui/SideBarWidget.cpp
index c218bedd335..5a73cb47166 100644
--- a/src/gui/SideBarWidget.cpp
+++ b/src/gui/SideBarWidget.cpp
@@ -29,6 +29,7 @@
 #include <QPushButton>
 
 #include "embed.h"
+#include "FontHelper.h"
 
 namespace lmms::gui
 {
@@ -63,8 +64,7 @@ void SideBarWidget::paintEvent( QPaintEvent * )
 	QFont f = p.font();
 	f.setBold( true );
 	f.setUnderline(false);
-	f.setPointSize( f.pointSize() + 2 );
-	p.setFont( f );
+	p.setFont(adjustedToPixelSize(f, LARGE_FONT_SIZE));
 
 	p.setPen( palette().highlightedText().color() );
 
diff --git a/src/gui/editors/AutomationEditor.cpp b/src/gui/editors/AutomationEditor.cpp
index a7ca0727972..df67398827e 100644
--- a/src/gui/editors/AutomationEditor.cpp
+++ b/src/gui/editors/AutomationEditor.cpp
@@ -64,7 +64,7 @@
 #include "TimeLineWidget.h"
 #include "debug.h"
 #include "embed.h"
-#include "gui_templates.h"
+#include "FontHelper.h"
 
 
 namespace lmms::gui
@@ -1040,7 +1040,7 @@ void AutomationEditor::paintEvent(QPaintEvent * pe )
 	QBrush bgColor = p.background();
 	p.fillRect( 0, 0, width(), height(), bgColor );
 
-	p.setFont(adjustedToPixelSize(p.font(), 10));
+	p.setFont(adjustedToPixelSize(p.font(), DEFAULT_FONT_SIZE));
 
 	int grid_height = height() - TOP_MARGIN - SCROLLBAR_SIZE;
 
diff --git a/src/gui/editors/PianoRoll.cpp b/src/gui/editors/PianoRoll.cpp
index 1c89f6a0b34..f8472b6888c 100644
--- a/src/gui/editors/PianoRoll.cpp
+++ b/src/gui/editors/PianoRoll.cpp
@@ -59,6 +59,7 @@
 #include "DetuningHelper.h"
 #include "embed.h"
 #include "GuiApplication.h"
+#include "FontHelper.h"
 #include "InstrumentTrack.h"
 #include "MainWindow.h"
 #include "MidiClip.h"
@@ -1028,7 +1029,7 @@ void PianoRoll::drawNoteRect( QPainter & p, int x, int y,
 			QString noteKeyString = getNoteString(n->key());
 
 			QFont noteFont(p.font());
-			noteFont.setPixelSize(noteTextHeight);
+			noteFont = adjustedToPixelSize(noteFont, noteTextHeight);
 			QFontMetrics fontMetrics(noteFont);
 			QSize textSize = fontMetrics.size(Qt::TextSingleLine, noteKeyString);
 
@@ -3017,8 +3018,8 @@ void PianoRoll::paintEvent(QPaintEvent * pe )
 
 	// set font-size to 80% of key line height
 	QFont f = p.font();
-	f.setPixelSize(m_keyLineHeight * 0.8);
-	p.setFont(f); // font size doesn't change without this for some reason
+	int keyFontSize = m_keyLineHeight * 0.8;
+	p.setFont(adjustedToPixelSize(f, keyFontSize));
 	QFontMetrics fontMetrics(p.font());
 	// G-1 is one of the widest; plus one pixel margin for the shadow
 	QRect const boundingRect = fontMetrics.boundingRect(QString("G-1")) + QMargins(0, 0, 1, 0);
@@ -3345,8 +3346,7 @@ void PianoRoll::paintEvent(QPaintEvent * pe )
 
 	// display note editing info
 	f.setBold(false);
-	f.setPixelSize(10);
-	p.setFont(f);
+	p.setFont(adjustedToPixelSize(f, SMALL_FONT_SIZE));
 	p.setPen(m_noteModeColor);
 	p.drawText( QRect( 0, keyAreaBottom(),
 					  m_whiteKeyWidth, noteEditBottom() - keyAreaBottom()),
diff --git a/src/gui/instrument/EnvelopeAndLfoView.cpp b/src/gui/instrument/EnvelopeAndLfoView.cpp
index 1b639e6c326..95926450680 100644
--- a/src/gui/instrument/EnvelopeAndLfoView.cpp
+++ b/src/gui/instrument/EnvelopeAndLfoView.cpp
@@ -33,7 +33,6 @@
 #include "LfoGraph.h"
 #include "EnvelopeAndLfoParameters.h"
 #include "SampleLoader.h"
-#include "gui_templates.h"
 #include "Knob.h"
 #include "LedCheckBox.h"
 #include "DataFile.h"
diff --git a/src/gui/instrument/InstrumentFunctionViews.cpp b/src/gui/instrument/InstrumentFunctionViews.cpp
index ad8abe73524..a60fa64f92d 100644
--- a/src/gui/instrument/InstrumentFunctionViews.cpp
+++ b/src/gui/instrument/InstrumentFunctionViews.cpp
@@ -30,7 +30,7 @@
 #include "InstrumentFunctionViews.h"
 #include "ComboBox.h"
 #include "GroupBox.h"
-#include "gui_templates.h"
+#include "FontHelper.h"
 #include "Knob.h"
 #include "TempoSyncKnob.h"
 
@@ -57,7 +57,7 @@ InstrumentFunctionNoteStackingView::InstrumentFunctionNoteStackingView( Instrume
 	mainLayout->setVerticalSpacing( 1 );
 
 	auto chordLabel = new QLabel(tr("Chord:"));
-	chordLabel->setFont(adjustedToPixelSize(chordLabel->font(), 10));
+	chordLabel->setFont(adjustedToPixelSize(chordLabel->font(), DEFAULT_FONT_SIZE));
 
 	m_chordRangeKnob->setLabel( tr( "RANGE" ) );
 	m_chordRangeKnob->setHintText( tr( "Chord range:" ), " " + tr( "octave(s)" ) );
@@ -145,15 +145,14 @@ InstrumentFunctionArpeggioView::InstrumentFunctionArpeggioView( InstrumentFuncti
 	m_arpGateKnob->setLabel( tr( "GATE" ) );
 	m_arpGateKnob->setHintText( tr( "Arpeggio gate:" ), tr( "%" ) );
 
-	constexpr int labelFontSize = 10;
 	auto arpChordLabel = new QLabel(tr("Chord:"));
-	arpChordLabel->setFont(adjustedToPixelSize(arpChordLabel->font(), labelFontSize));
+	arpChordLabel->setFont(adjustedToPixelSize(arpChordLabel->font(), DEFAULT_FONT_SIZE));
 
 	auto arpDirectionLabel = new QLabel(tr("Direction:"));
-	arpDirectionLabel->setFont(adjustedToPixelSize(arpDirectionLabel->font(), labelFontSize));
+	arpDirectionLabel->setFont(adjustedToPixelSize(arpDirectionLabel->font(), DEFAULT_FONT_SIZE));
 
 	auto arpModeLabel = new QLabel(tr("Mode:"));
-	arpModeLabel->setFont(adjustedToPixelSize(arpModeLabel->font(), labelFontSize));
+	arpModeLabel->setFont(adjustedToPixelSize(arpModeLabel->font(), DEFAULT_FONT_SIZE));
 
 	mainLayout->addWidget( arpChordLabel, 0, 0 );
 	mainLayout->addWidget( m_arpComboBox, 1, 0 );
diff --git a/src/gui/instrument/InstrumentMidiIOView.cpp b/src/gui/instrument/InstrumentMidiIOView.cpp
index e3f10bd1a32..c6b58e09009 100644
--- a/src/gui/instrument/InstrumentMidiIOView.cpp
+++ b/src/gui/instrument/InstrumentMidiIOView.cpp
@@ -33,7 +33,6 @@
 #include "Engine.h"
 #include "embed.h"
 #include "GroupBox.h"
-#include "gui_templates.h"
 #include "LcdSpinBox.h"
 #include "MidiClient.h"
 
diff --git a/src/gui/instrument/InstrumentSoundShapingView.cpp b/src/gui/instrument/InstrumentSoundShapingView.cpp
index 7558c4c2637..45abace19f0 100644
--- a/src/gui/instrument/InstrumentSoundShapingView.cpp
+++ b/src/gui/instrument/InstrumentSoundShapingView.cpp
@@ -31,7 +31,7 @@
 #include "EnvelopeAndLfoView.h"
 #include "ComboBox.h"
 #include "GroupBox.h"
-#include "gui_templates.h"
+#include "FontHelper.h"
 #include "Knob.h"
 #include "TabWidget.h"
 
@@ -83,7 +83,7 @@ InstrumentSoundShapingView::InstrumentSoundShapingView(QWidget* parent) :
 	m_singleStreamInfoLabel = new QLabel(tr("Envelopes, LFOs and filters are not supported by the current instrument."), this);
 	m_singleStreamInfoLabel->setWordWrap(true);
 	// TODO Could also be rendered in system font size...
-	m_singleStreamInfoLabel->setFont(adjustedToPixelSize(m_singleStreamInfoLabel->font(), 10));
+	m_singleStreamInfoLabel->setFont(adjustedToPixelSize(m_singleStreamInfoLabel->font(), DEFAULT_FONT_SIZE));
 	m_singleStreamInfoLabel->setFixedWidth(242);
 
 	mainLayout->addWidget(m_singleStreamInfoLabel, 0, Qt::AlignTop);
diff --git a/src/gui/instrument/InstrumentTrackWindow.cpp b/src/gui/instrument/InstrumentTrackWindow.cpp
index 1fb8596625e..22133813849 100644
--- a/src/gui/instrument/InstrumentTrackWindow.cpp
+++ b/src/gui/instrument/InstrumentTrackWindow.cpp
@@ -137,7 +137,7 @@ InstrumentTrackWindow::InstrumentTrackWindow( InstrumentTrackView * _itv ) :
 
 #endif
 
-	QString labelStyleSheet = "font-size: 6pt;";
+	QString labelStyleSheet = "font-size: 10px;";
 	Qt::Alignment labelAlignment = Qt::AlignHCenter | Qt::AlignTop;
 	Qt::Alignment widgetAlignment = Qt::AlignHCenter | Qt::AlignCenter;
 
diff --git a/src/gui/instrument/InstrumentTuningView.cpp b/src/gui/instrument/InstrumentTuningView.cpp
index daa361aad6b..06121502e8b 100644
--- a/src/gui/instrument/InstrumentTuningView.cpp
+++ b/src/gui/instrument/InstrumentTuningView.cpp
@@ -33,7 +33,7 @@
 #include "ComboBox.h"
 #include "GroupBox.h"
 #include "GuiApplication.h"
-#include "gui_templates.h"
+#include "FontHelper.h"
 #include "InstrumentTrack.h"
 #include "LedCheckBox.h"
 #include "MainWindow.h"
@@ -60,7 +60,7 @@ InstrumentTuningView::InstrumentTuningView(InstrumentTrack *it, QWidget *parent)
 
 	auto tlabel = new QLabel(tr("Enables the use of global transposition"));
 	tlabel->setWordWrap(true);
-	tlabel->setFont(adjustedToPixelSize(tlabel->font(), 10));
+	tlabel->setFont(adjustedToPixelSize(tlabel->font(), DEFAULT_FONT_SIZE));
 	masterPitchLayout->addWidget(tlabel);
 
 	// Microtuner settings
diff --git a/src/gui/instrument/LfoGraph.cpp b/src/gui/instrument/LfoGraph.cpp
index 7edbacb09ea..7444eeb4608 100644
--- a/src/gui/instrument/LfoGraph.cpp
+++ b/src/gui/instrument/LfoGraph.cpp
@@ -32,7 +32,7 @@
 #include "Oscillator.h"
 #include "ColorHelper.h"
 
-#include "gui_templates.h"
+#include "FontHelper.h"
 
 namespace lmms
 {
@@ -166,8 +166,7 @@ void LfoGraph::drawInfoText(const EnvelopeAndLfoParameters& params)
 
 	// First configure the font so that we get correct results for the font metrics used below
 	QFont f = p.font();
-	f.setPixelSize(height() * 0.2);
-	p.setFont(f);
+	p.setFont(adjustedToPixelSize(f, height() * 0.2));
 
 	// This is the position where the text and its rectangle will be rendered
 	const QPoint textPosition(4, height() - 6);
diff --git a/src/gui/instrument/PianoView.cpp b/src/gui/instrument/PianoView.cpp
index 13628d97eea..aeeb1fbbcd5 100644
--- a/src/gui/instrument/PianoView.cpp
+++ b/src/gui/instrument/PianoView.cpp
@@ -50,7 +50,7 @@
 #include "CaptionMenu.h"
 #include "embed.h"
 #include "Engine.h"
-#include "gui_templates.h"
+#include "FontHelper.h"
 #include "InstrumentTrack.h"
 #include "Song.h"
 #include "StringPairDrag.h"
@@ -72,7 +72,7 @@ const int PW_WHITE_KEY_WIDTH = 10;  /*!< The width of a white key */
 const int PW_BLACK_KEY_WIDTH = 8;   /*!< The width of a black key */
 const int PW_WHITE_KEY_HEIGHT = 57; /*!< The height of a white key */
 const int PW_BLACK_KEY_HEIGHT = 38; /*!< The height of a black key */
-const int LABEL_TEXT_SIZE = 7;      /*!< The height of the key label text */
+const int LABEL_TEXT_SIZE = 8;      /*!< The height of the key label text */
 
 
 
diff --git a/src/gui/widgets/ComboBox.cpp b/src/gui/widgets/ComboBox.cpp
index 0daae1b240b..945d30aa390 100644
--- a/src/gui/widgets/ComboBox.cpp
+++ b/src/gui/widgets/ComboBox.cpp
@@ -32,7 +32,7 @@
 #include <QScreen>
 
 #include "CaptionMenu.h"
-#include "gui_templates.h"
+#include "FontHelper.h"
 
 #define QT_SUPPORTS_WIDGET_SCREEN (QT_VERSION >= QT_VERSION_CHECK(5,14,0))
 #if !QT_SUPPORTS_WIDGET_SCREEN
@@ -53,7 +53,7 @@ ComboBox::ComboBox( QWidget * _parent, const QString & _name ) :
 {
 	setFixedHeight( ComboBox::DEFAULT_HEIGHT );
 
-	setFont(adjustedToPixelSize(font(), 10));
+	setFont(adjustedToPixelSize(font(), DEFAULT_FONT_SIZE));
 
 	connect( &m_menu, SIGNAL(triggered(QAction*)),
 				this, SLOT(setItem(QAction*)));
diff --git a/src/gui/widgets/GroupBox.cpp b/src/gui/widgets/GroupBox.cpp
index e7d78acb9dd..e55052823ec 100644
--- a/src/gui/widgets/GroupBox.cpp
+++ b/src/gui/widgets/GroupBox.cpp
@@ -31,7 +31,7 @@
 
 #include "GroupBox.h"
 #include "embed.h"
-#include "gui_templates.h"
+#include "FontHelper.h"
 
 
 namespace lmms::gui
@@ -111,7 +111,7 @@ void GroupBox::paintEvent( QPaintEvent * pe )
 
 	// draw text
 	p.setPen( palette().color( QPalette::Active, QPalette::Text ) );
-	p.setFont(adjustedToPixelSize(font(), 10));
+	p.setFont(adjustedToPixelSize(font(), DEFAULT_FONT_SIZE));
 
 	int const captionX = ledButtonShown() ? 22 : 6;
 	p.drawText(captionX, m_titleBarHeight, m_caption);
diff --git a/src/gui/widgets/Knob.cpp b/src/gui/widgets/Knob.cpp
index d282f72c20f..8941dcc29d4 100644
--- a/src/gui/widgets/Knob.cpp
+++ b/src/gui/widgets/Knob.cpp
@@ -33,7 +33,7 @@
 #include "lmms_math.h"
 #include "DeprecationHelper.h"
 #include "embed.h"
-#include "gui_templates.h"
+#include "FontHelper.h"
 
 
 namespace lmms::gui
@@ -139,7 +139,7 @@ void Knob::setLabel( const QString & txt )
 	if( m_knobPixmap )
 	{
 		setFixedSize(qMax<int>( m_knobPixmap->width(),
-					horizontalAdvance(QFontMetrics(adjustedToPixelSize(font(), 10)), m_label)),
+					horizontalAdvance(QFontMetrics(adjustedToPixelSize(font(), SMALL_FONT_SIZE)), m_label)),
 						m_knobPixmap->height() + 10);
 	}
 
@@ -459,7 +459,7 @@ void Knob::paintEvent( QPaintEvent * _me )
 	{
 		if (!m_isHtmlLabel)
 		{
-			p.setFont(adjustedToPixelSize(p.font(), 10));
+			p.setFont(adjustedToPixelSize(p.font(), SMALL_FONT_SIZE));
 			p.setPen(textColor());
 			p.drawText(width() / 2 -
 				horizontalAdvance(p.fontMetrics(), m_label) / 2,
@@ -468,7 +468,7 @@ void Knob::paintEvent( QPaintEvent * _me )
 		else
 		{
 			// TODO setHtmlLabel is never called so this will never be executed. Remove functionality?
-			m_tdRenderer->setDefaultFont(adjustedToPixelSize(p.font(), 10));
+			m_tdRenderer->setDefaultFont(adjustedToPixelSize(p.font(), SMALL_FONT_SIZE));
 			p.translate((width() - m_tdRenderer->idealWidth()) / 2, (height() - m_tdRenderer->pageSize().height()) / 2);
 			m_tdRenderer->drawContents(&p);
 		}
diff --git a/src/gui/widgets/LcdFloatSpinBox.cpp b/src/gui/widgets/LcdFloatSpinBox.cpp
index c71d665689e..37d262e4ba6 100644
--- a/src/gui/widgets/LcdFloatSpinBox.cpp
+++ b/src/gui/widgets/LcdFloatSpinBox.cpp
@@ -41,7 +41,7 @@
 #include "DeprecationHelper.h"
 #include "embed.h"
 #include "GuiApplication.h"
-#include "gui_templates.h"
+#include "FontHelper.h"
 #include "MainWindow.h"
 
 namespace lmms::gui
@@ -245,7 +245,7 @@ void LcdFloatSpinBox::paintEvent(QPaintEvent*)
 	// Label
 	if (!m_label.isEmpty())
 	{
-		p.setFont(adjustedToPixelSize(p.font(), 10));
+		p.setFont(adjustedToPixelSize(p.font(), DEFAULT_FONT_SIZE));
 		p.setPen(m_wholeDisplay.textShadowColor());
 		p.drawText(width() / 2 - p.fontMetrics().boundingRect(m_label).width() / 2 + 1, height(), m_label);
 		p.setPen(m_wholeDisplay.textColor());
diff --git a/src/gui/widgets/LcdWidget.cpp b/src/gui/widgets/LcdWidget.cpp
index 7370a939fe3..4b07af6f73b 100644
--- a/src/gui/widgets/LcdWidget.cpp
+++ b/src/gui/widgets/LcdWidget.cpp
@@ -31,7 +31,7 @@
 #include "LcdWidget.h"
 #include "DeprecationHelper.h"
 #include "embed.h"
-#include "gui_templates.h"
+#include "FontHelper.h"
 
 
 namespace lmms::gui
@@ -209,7 +209,7 @@ void LcdWidget::paintEvent( QPaintEvent* )
 	// Label
 	if( !m_label.isEmpty() )
 	{
-		p.setFont(adjustedToPixelSize(p.font(), 10));
+		p.setFont(adjustedToPixelSize(p.font(), DEFAULT_FONT_SIZE));
 		p.setPen( textShadowColor() );
 		p.drawText(width() / 2 -
 				horizontalAdvance(p.fontMetrics(), m_label) / 2 + 1,
@@ -261,7 +261,7 @@ void LcdWidget::updateSize()
 		setFixedSize(
 			qMax<int>(
 				m_cellWidth * m_numDigits + marginX1 + marginX2,
-				horizontalAdvance(QFontMetrics(adjustedToPixelSize(font(), 10)), m_label)
+				horizontalAdvance(QFontMetrics(adjustedToPixelSize(font(), DEFAULT_FONT_SIZE)), m_label)
 			),
 			m_cellHeight + (2 * marginY) + 9
 		);
diff --git a/src/gui/widgets/LedCheckBox.cpp b/src/gui/widgets/LedCheckBox.cpp
index c26e2103948..85039335633 100644
--- a/src/gui/widgets/LedCheckBox.cpp
+++ b/src/gui/widgets/LedCheckBox.cpp
@@ -30,7 +30,7 @@
 
 #include "DeprecationHelper.h"
 #include "embed.h"
-#include "gui_templates.h"
+#include "FontHelper.h"
 
 namespace lmms::gui
 {
@@ -93,7 +93,7 @@ void LedCheckBox::initUi( LedColor _color )
 	m_ledOnPixmap = embed::getIconPixmap(names[static_cast<std::size_t>(_color)].toUtf8().constData());
 	m_ledOffPixmap = embed::getIconPixmap("led_off");
 
-	if (m_legacyMode){ setFont(adjustedToPixelSize(font(), 10)); }
+	if (m_legacyMode){ setFont(adjustedToPixelSize(font(), DEFAULT_FONT_SIZE)); }
 
 	setText( m_text );
 }
@@ -114,7 +114,7 @@ void LedCheckBox::onTextUpdated()
 void LedCheckBox::paintLegacy(QPaintEvent * pe)
 {
 	QPainter p( this );
-	p.setFont(adjustedToPixelSize(font(), 10));
+	p.setFont(adjustedToPixelSize(font(), DEFAULT_FONT_SIZE));
 
 	p.drawPixmap(0, 0, model()->value() ? m_ledOnPixmap : m_ledOffPixmap);
 
diff --git a/src/gui/widgets/Oscilloscope.cpp b/src/gui/widgets/Oscilloscope.cpp
index 775bd96a8b8..28ddff93841 100644
--- a/src/gui/widgets/Oscilloscope.cpp
+++ b/src/gui/widgets/Oscilloscope.cpp
@@ -28,7 +28,7 @@
 
 #include "Oscilloscope.h"
 #include "GuiApplication.h"
-#include "gui_templates.h"
+#include "FontHelper.h"
 #include "MainWindow.h"
 #include "AudioEngine.h"
 #include "Engine.h"
@@ -203,7 +203,7 @@ void Oscilloscope::paintEvent( QPaintEvent * )
 	else
 	{
 		p.setPen( QColor( 192, 192, 192 ) );
-		p.setFont(adjustedToPixelSize(p.font(), 10));
+		p.setFont(adjustedToPixelSize(p.font(), DEFAULT_FONT_SIZE));
 		p.drawText( 6, height()-5, tr( "Click to enable" ) );
 	}
 }
diff --git a/src/gui/widgets/TabWidget.cpp b/src/gui/widgets/TabWidget.cpp
index a370c1ea9fb..81fae1c043a 100644
--- a/src/gui/widgets/TabWidget.cpp
+++ b/src/gui/widgets/TabWidget.cpp
@@ -33,7 +33,7 @@
 
 #include "DeprecationHelper.h"
 #include "embed.h"
-#include "gui_templates.h"
+#include "FontHelper.h"
 
 namespace lmms::gui
 {
@@ -58,7 +58,7 @@ TabWidget::TabWidget(const QString& caption, QWidget* parent, bool usePixmap,
 
 	m_tabheight = caption.isEmpty() ? m_tabbarHeight - 3 : m_tabbarHeight - 4;
 
-	setFont(adjustedToPixelSize(font(), 10));
+	setFont(adjustedToPixelSize(font(), DEFAULT_FONT_SIZE));
 
 	setAutoFillBackground(true);
 	QColor bg_color = QApplication::palette().color(QPalette::Active, QPalette::Window).darker(132);
@@ -214,7 +214,7 @@ void TabWidget::resizeEvent(QResizeEvent*)
 void TabWidget::paintEvent(QPaintEvent* pe)
 {
 	QPainter p(this);
-	p.setFont(adjustedToPixelSize(font(), 10));
+	p.setFont(adjustedToPixelSize(font(), DEFAULT_FONT_SIZE));
 
 	// Draw background
 	QBrush bg_color = p.background();