diff --git a/python/core/auto_generated/qgssnappingconfig.sip.in b/python/core/auto_generated/qgssnappingconfig.sip.in
index c2839faeffd9..77c6645ea46e 100644
--- a/python/core/auto_generated/qgssnappingconfig.sip.in
+++ b/python/core/auto_generated/qgssnappingconfig.sip.in
@@ -285,7 +285,7 @@ Sets the tolerance
 
     double minimumScale() const;
 %Docstring
-Returns the min scale
+Returns the min scale (i.e. most \"zoomed out\" scale)
 
 .. versionadded:: 3.14
 %End
@@ -299,7 +299,7 @@ Sets the min scale on which snapping is enabled, 0.0 disable scale limit
 
     double maximumScale() const;
 %Docstring
-Returns the max scale
+Returns the max scale (i.e. most \"zoomed in\" scale)
 
 .. versionadded:: 3.14
 %End
diff --git a/src/app/qgssnappinglayertreemodel.cpp b/src/app/qgssnappinglayertreemodel.cpp
index a5a4af3d9cb7..35d5f1e8992a 100644
--- a/src/app/qgssnappinglayertreemodel.cpp
+++ b/src/app/qgssnappinglayertreemodel.cpp
@@ -104,14 +104,14 @@ QWidget *QgsSnappingLayerDelegate::createEditor( QWidget *parent, const QStyleOp
   if ( index.column() == QgsSnappingLayerTreeModel::MinScaleColumn )
   {
     QgsScaleWidget *minLimitSp = new QgsScaleWidget( parent );
-    minLimitSp->setToolTip( tr( "Min Scale" ) );
+    minLimitSp->setToolTip( tr( "Minimum scale from which snapping is enabled (i.e. most \"zoomed out\" scale)" ) );
     return minLimitSp;
   }
 
   if ( index.column() == QgsSnappingLayerTreeModel::MaxScaleColumn )
   {
     QgsScaleWidget *maxLimitSp = new QgsScaleWidget( parent );
-    maxLimitSp->setToolTip( tr( "Max Scale" ) );
+    maxLimitSp->setToolTip( tr( "Maximum scale up to which snapping is enabled (i.e. most \"zoomed in\" scale)" ) );
     return maxLimitSp;
   }
 
diff --git a/src/app/qgssnappingwidget.cpp b/src/app/qgssnappingwidget.cpp
index 8775fa530f07..75eb21ec76b4 100644
--- a/src/app/qgssnappingwidget.cpp
+++ b/src/app/qgssnappingwidget.cpp
@@ -195,12 +195,12 @@ QgsSnappingWidget::QgsSnappingWidget( QgsProject *project, QgsMapCanvas *canvas,
   connect( mToleranceSpinBox, static_cast < void ( QDoubleSpinBox::* )( double ) > ( &QDoubleSpinBox::valueChanged ), this, &QgsSnappingWidget::changeTolerance );
 
   mMinScaleWidget = new QgsScaleWidget();
-  mMinScaleWidget->setToolTip( tr( "Minimum scale from which snapping is enabled" ) );
+  mMinScaleWidget->setToolTip( tr( "Minimum scale from which snapping is enabled (i.e. most \"zoomed out\" scale)" ) );
   mMinScaleWidget->setObjectName( QStringLiteral( "SnappingMinScaleSpinBox" ) );
   connect( mMinScaleWidget, &QgsScaleWidget::scaleChanged, this, &QgsSnappingWidget::changeMinScale );
 
   mMaxScaleWidget = new QgsScaleWidget();
-  mMaxScaleWidget->setToolTip( tr( "Maximum scale up to which snapping is enabled" ) );
+  mMaxScaleWidget->setToolTip( tr( "Maximum scale up to which snapping is enabled (i.e. most \"zoomed in\" scale)" ) );
   mMaxScaleWidget->setObjectName( QStringLiteral( "SnappingMaxScaleSpinBox" ) );
   connect( mMaxScaleWidget, &QgsScaleWidget::scaleChanged, this, &QgsSnappingWidget::changeMaxScale );
 
diff --git a/src/core/qgssnappingconfig.h b/src/core/qgssnappingconfig.h
index e71ee813f3a0..8768065c5a0a 100644
--- a/src/core/qgssnappingconfig.h
+++ b/src/core/qgssnappingconfig.h
@@ -288,7 +288,7 @@ class CORE_EXPORT QgsSnappingConfig
     void setTolerance( double tolerance );
 
     /**
-     * Returns the min scale
+     * Returns the min scale (i.e. most \"zoomed out\" scale)
      * \since QGIS 3.14
      */
     double minimumScale() const;
@@ -300,7 +300,7 @@ class CORE_EXPORT QgsSnappingConfig
     void setMinimumScale( double minScale );
 
     /**
-     * Returns the max scale
+     * Returns the max scale (i.e. most \"zoomed in\" scale)
      * \since QGIS 3.14
      */
     double maximumScale() const;
diff --git a/src/core/qgssnappingutils.cpp b/src/core/qgssnappingutils.cpp
index 4d5c07799acf..0dd8be67a3ac 100644
--- a/src/core/qgssnappingutils.cpp
+++ b/src/core/qgssnappingutils.cpp
@@ -294,15 +294,18 @@ QgsPointLocator::Match QgsSnappingUtils::snapToMap( const QgsPointXY &pointMap,
     QList<LayerAndAreaOfInterest> layers;
     QList<LayerConfig> filteredConfigs;
 
-    bool inRangeGlobal = ( mSnappingConfig.minimumScale() <= 0.0 || mMapSettings.scale() >= mSnappingConfig.minimumScale() )
-                         && ( mSnappingConfig.maximumScale() <= 0.0 || mMapSettings.scale() <= mSnappingConfig.maximumScale() );
+    //maximum scale is the one with smallest denominator
+    //minimum scale is the one with highest denominator
+    //So : maxscale < range on which snapping is enabled < minscale
+    bool inRangeGlobal = ( mSnappingConfig.minimumScale() <= 0.0 || mMapSettings.scale() <= mSnappingConfig.minimumScale() )
+                         && ( mSnappingConfig.maximumScale() <= 0.0 || mMapSettings.scale() >= mSnappingConfig.maximumScale() );
 
     for ( const LayerConfig &layerConfig : qgis::as_const( mLayers ) )
     {
       QgsSnappingConfig::IndividualLayerSettings layerSettings = mSnappingConfig.individualLayerSettings( layerConfig.layer );
 
-      bool inRangeLayer = ( layerSettings.minimumScale() <= 0.0 || mMapSettings.scale() >= layerSettings.minimumScale() )
-                          && ( layerSettings.maximumScale() <= 0.0 || mMapSettings.scale() <= layerSettings.maximumScale() );
+      bool inRangeLayer = ( layerSettings.minimumScale() <= 0.0 || mMapSettings.scale() <= layerSettings.minimumScale() )
+                          && ( layerSettings.maximumScale() <= 0.0 || mMapSettings.scale() >= layerSettings.maximumScale() );
 
       //If limit to scale is disabled, snapping activated on all layer
       //If no per layer config is set use the global one, otherwise use the layer config